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Theorem ply1degltdimlem 33921
Description: Lemma for ply1degltdim 33922. (Contributed by Thierry Arnoux, 20-Feb-2025.)
Hypotheses
Ref Expression
ply1degltdim.p 𝑃 = (Poly1𝑅)
ply1degltdim.d 𝐷 = (deg1𝑅)
ply1degltdim.s 𝑆 = (𝐷 “ (-∞[,)𝑁))
ply1degltdim.n (𝜑𝑁 ∈ ℕ0)
ply1degltdim.r (𝜑𝑅 ∈ DivRing)
ply1degltdim.e 𝐸 = (𝑃s 𝑆)
ply1degltdimlem.f 𝐹 = (𝑛 ∈ (0..^𝑁) ↦ (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)))
Assertion
Ref Expression
ply1degltdimlem (𝜑 → ran 𝐹 ∈ (LBasis‘𝐸))
Distinct variable groups:   𝑛,𝐸   𝑛,𝐹   𝑛,𝑁   𝑃,𝑛   𝑅,𝑛   𝑆,𝑛   𝜑,𝑛
Allowed substitution hint:   𝐷(𝑛)

Proof of Theorem ply1degltdimlem
Dummy variables 𝑎 𝑖 𝑗 𝑘 𝑥 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 ply1degltdim.p . . . . . 6 𝑃 = (Poly1𝑅)
2 eqid 2764 . . . . . 6 (Base‘𝑅) = (Base‘𝑅)
3 ply1degltdim.n . . . . . . 7 (𝜑𝑁 ∈ ℕ0)
43ad3antrrr 740 . . . . . 6 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑁 ∈ ℕ0)
5 ply1degltdim.r . . . . . . . 8 (𝜑𝑅 ∈ DivRing)
65drngringd 20789 . . . . . . 7 (𝜑𝑅 ∈ Ring)
76ad3antrrr 740 . . . . . 6 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑅 ∈ Ring)
8 ply1degltdimlem.f . . . . . 6 𝐹 = (𝑛 ∈ (0..^𝑁) ↦ (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)))
9 eqid 2764 . . . . . 6 (0g𝑅) = (0g𝑅)
10 eqid 2764 . . . . . 6 (0g𝑃) = (0g𝑃)
11 elmapi 8832 . . . . . . . . 9 (𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁)) → 𝑎:(0..^𝑁)⟶(Base‘(Scalar‘𝑃)))
1211adantl 485 . . . . . . . 8 ((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) → 𝑎:(0..^𝑁)⟶(Base‘(Scalar‘𝑃)))
131ply1sca 22316 . . . . . . . . . . . 12 (𝑅 ∈ DivRing → 𝑅 = (Scalar‘𝑃))
145, 13syl 17 . . . . . . . . . . 11 (𝜑𝑅 = (Scalar‘𝑃))
1514fveq2d 6873 . . . . . . . . . 10 (𝜑 → (Base‘𝑅) = (Base‘(Scalar‘𝑃)))
1615adantr 484 . . . . . . . . 9 ((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) → (Base‘𝑅) = (Base‘(Scalar‘𝑃)))
1716feq3d 6678 . . . . . . . 8 ((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) → (𝑎:(0..^𝑁)⟶(Base‘𝑅) ↔ 𝑎:(0..^𝑁)⟶(Base‘(Scalar‘𝑃))))
1812, 17mpbird 259 . . . . . . 7 ((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) → 𝑎:(0..^𝑁)⟶(Base‘𝑅))
1918ad2antrr 736 . . . . . 6 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎:(0..^𝑁)⟶(Base‘𝑅))
20 simpr 488 . . . . . . 7 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸))
21 ovexd 7433 . . . . . . . 8 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (0..^𝑁) ∈ V)
221, 5ply1lvec 33757 . . . . . . . . . . . 12 (𝜑𝑃 ∈ LVec)
2322lveclmodd 21176 . . . . . . . . . . 11 (𝜑𝑃 ∈ LMod)
24 ply1degltdim.d . . . . . . . . . . . 12 𝐷 = (deg1𝑅)
25 ply1degltdim.s . . . . . . . . . . . 12 𝑆 = (𝐷 “ (-∞[,)𝑁))
261, 24, 25, 3, 6ply1degltlss 33794 . . . . . . . . . . 11 (𝜑𝑆 ∈ (LSubSp‘𝑃))
27 eqid 2764 . . . . . . . . . . . 12 (LSubSp‘𝑃) = (LSubSp‘𝑃)
2827lsssubg 21026 . . . . . . . . . . 11 ((𝑃 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑃)) → 𝑆 ∈ (SubGrp‘𝑃))
2923, 26, 28syl2anc 593 . . . . . . . . . 10 (𝜑𝑆 ∈ (SubGrp‘𝑃))
30 subgsubm 19192 . . . . . . . . . 10 (𝑆 ∈ (SubGrp‘𝑃) → 𝑆 ∈ (SubMnd‘𝑃))
3129, 30syl 17 . . . . . . . . 9 (𝜑𝑆 ∈ (SubMnd‘𝑃))
3231ad3antrrr 740 . . . . . . . 8 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑆 ∈ (SubMnd‘𝑃))
33 eqid 2764 . . . . . . . . . . . . . . 15 (Base‘𝑃) = (Base‘𝑃)
3424, 1, 33deg1xrf 26143 . . . . . . . . . . . . . 14 𝐷:(Base‘𝑃)⟶ℝ*
35 ffn 6693 . . . . . . . . . . . . . 14 (𝐷:(Base‘𝑃)⟶ℝ*𝐷 Fn (Base‘𝑃))
3634, 35mp1i 13 . . . . . . . . . . . . 13 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝐷 Fn (Base‘𝑃))
37 eqid 2764 . . . . . . . . . . . . . 14 (Scalar‘𝑃) = (Scalar‘𝑃)
38 eqid 2764 . . . . . . . . . . . . . 14 ( ·𝑠𝑃) = ( ·𝑠𝑃)
39 eqid 2764 . . . . . . . . . . . . . 14 (Base‘(Scalar‘𝑃)) = (Base‘(Scalar‘𝑃))
4023ad2antrr 736 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑃 ∈ LMod)
41 simplr 778 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑘 ∈ (Base‘(Scalar‘𝑃)))
4233, 27lssss 21005 . . . . . . . . . . . . . . . . . . 19 (𝑆 ∈ (LSubSp‘𝑃) → 𝑆 ⊆ (Base‘𝑃))
4326, 42syl 17 . . . . . . . . . . . . . . . . . 18 (𝜑𝑆 ⊆ (Base‘𝑃))
44 ply1degltdim.e . . . . . . . . . . . . . . . . . . 19 𝐸 = (𝑃s 𝑆)
4544, 33ressbas2 17276 . . . . . . . . . . . . . . . . . 18 (𝑆 ⊆ (Base‘𝑃) → 𝑆 = (Base‘𝐸))
4643, 45syl 17 . . . . . . . . . . . . . . . . 17 (𝜑𝑆 = (Base‘𝐸))
4746, 43eqsstrrd 3973 . . . . . . . . . . . . . . . 16 (𝜑 → (Base‘𝐸) ⊆ (Base‘𝑃))
4847sselda 3938 . . . . . . . . . . . . . . 15 ((𝜑𝑥 ∈ (Base‘𝐸)) → 𝑥 ∈ (Base‘𝑃))
4948adantlr 725 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑥 ∈ (Base‘𝑃))
5033, 37, 38, 39, 40, 41, 49lmodvscld 20948 . . . . . . . . . . . . 13 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝑘( ·𝑠𝑃)𝑥) ∈ (Base‘𝑃))
51 mnfxr 11241 . . . . . . . . . . . . . . 15 -∞ ∈ ℝ*
5251a1i 11 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → -∞ ∈ ℝ*)
533nn0red 12545 . . . . . . . . . . . . . . . 16 (𝜑𝑁 ∈ ℝ)
5453rexrd 11234 . . . . . . . . . . . . . . 15 (𝜑𝑁 ∈ ℝ*)
5554ad2antrr 736 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑁 ∈ ℝ*)
5634a1i 11 . . . . . . . . . . . . . . 15 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝐷:(Base‘𝑃)⟶ℝ*)
5756, 50ffvelcdmd 7068 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷‘(𝑘( ·𝑠𝑃)𝑥)) ∈ ℝ*)
5857mnfled 13140 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → -∞ ≤ (𝐷‘(𝑘( ·𝑠𝑃)𝑥)))
5956, 49ffvelcdmd 7068 . . . . . . . . . . . . . . 15 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷𝑥) ∈ ℝ*)
606ad2antrr 736 . . . . . . . . . . . . . . . 16 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑅 ∈ Ring)
6115ad2antrr 736 . . . . . . . . . . . . . . . . 17 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (Base‘𝑅) = (Base‘(Scalar‘𝑃)))
6241, 61eleqtrrd 2867 . . . . . . . . . . . . . . . 16 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑘 ∈ (Base‘𝑅))
631, 24, 60, 33, 2, 38, 62, 49deg1vscale 26166 . . . . . . . . . . . . . . 15 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷‘(𝑘( ·𝑠𝑃)𝑥)) ≤ (𝐷𝑥))
64 simpll 776 . . . . . . . . . . . . . . . 16 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝜑)
65 simpr 488 . . . . . . . . . . . . . . . . 17 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑥 ∈ (Base‘𝐸))
6646ad2antrr 736 . . . . . . . . . . . . . . . . 17 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑆 = (Base‘𝐸))
6765, 66eleqtrrd 2867 . . . . . . . . . . . . . . . 16 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → 𝑥𝑆)
6851a1i 11 . . . . . . . . . . . . . . . . 17 ((𝜑𝑥𝑆) → -∞ ∈ ℝ*)
6954adantr 484 . . . . . . . . . . . . . . . . 17 ((𝜑𝑥𝑆) → 𝑁 ∈ ℝ*)
7034, 35mp1i 13 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑥𝑆) → 𝐷 Fn (Base‘𝑃))
71 simpr 488 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑥𝑆) → 𝑥𝑆)
7271, 25eleqtrdi 2874 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑥𝑆) → 𝑥 ∈ (𝐷 “ (-∞[,)𝑁)))
73 elpreima 7041 . . . . . . . . . . . . . . . . . . 19 (𝐷 Fn (Base‘𝑃) → (𝑥 ∈ (𝐷 “ (-∞[,)𝑁)) ↔ (𝑥 ∈ (Base‘𝑃) ∧ (𝐷𝑥) ∈ (-∞[,)𝑁))))
7473simplbda 503 . . . . . . . . . . . . . . . . . 18 ((𝐷 Fn (Base‘𝑃) ∧ 𝑥 ∈ (𝐷 “ (-∞[,)𝑁))) → (𝐷𝑥) ∈ (-∞[,)𝑁))
7570, 72, 74syl2anc 593 . . . . . . . . . . . . . . . . 17 ((𝜑𝑥𝑆) → (𝐷𝑥) ∈ (-∞[,)𝑁))
76 elico1 13394 . . . . . . . . . . . . . . . . . . 19 ((-∞ ∈ ℝ*𝑁 ∈ ℝ*) → ((𝐷𝑥) ∈ (-∞[,)𝑁) ↔ ((𝐷𝑥) ∈ ℝ* ∧ -∞ ≤ (𝐷𝑥) ∧ (𝐷𝑥) < 𝑁)))
7776biimpa 480 . . . . . . . . . . . . . . . . . 18 (((-∞ ∈ ℝ*𝑁 ∈ ℝ*) ∧ (𝐷𝑥) ∈ (-∞[,)𝑁)) → ((𝐷𝑥) ∈ ℝ* ∧ -∞ ≤ (𝐷𝑥) ∧ (𝐷𝑥) < 𝑁))
7877simp3d 1158 . . . . . . . . . . . . . . . . 17 (((-∞ ∈ ℝ*𝑁 ∈ ℝ*) ∧ (𝐷𝑥) ∈ (-∞[,)𝑁)) → (𝐷𝑥) < 𝑁)
7968, 69, 75, 78syl21anc 848 . . . . . . . . . . . . . . . 16 ((𝜑𝑥𝑆) → (𝐷𝑥) < 𝑁)
8064, 67, 79syl2anc 593 . . . . . . . . . . . . . . 15 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷𝑥) < 𝑁)
8157, 59, 55, 63, 80xrlelttrd 13164 . . . . . . . . . . . . . 14 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷‘(𝑘( ·𝑠𝑃)𝑥)) < 𝑁)
8252, 55, 57, 58, 81elicod 13401 . . . . . . . . . . . . 13 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝐷‘(𝑘( ·𝑠𝑃)𝑥)) ∈ (-∞[,)𝑁))
8336, 50, 82elpreimad 7042 . . . . . . . . . . . 12 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝑘( ·𝑠𝑃)𝑥) ∈ (𝐷 “ (-∞[,)𝑁)))
8483, 25eleqtrrdi 2875 . . . . . . . . . . 11 (((𝜑𝑘 ∈ (Base‘(Scalar‘𝑃))) ∧ 𝑥 ∈ (Base‘𝐸)) → (𝑘( ·𝑠𝑃)𝑥) ∈ 𝑆)
8584anasss 470 . . . . . . . . . 10 ((𝜑 ∧ (𝑘 ∈ (Base‘(Scalar‘𝑃)) ∧ 𝑥 ∈ (Base‘𝐸))) → (𝑘( ·𝑠𝑃)𝑥) ∈ 𝑆)
8685ad5ant15 768 . . . . . . . . 9 (((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) ∧ (𝑘 ∈ (Base‘(Scalar‘𝑃)) ∧ 𝑥 ∈ (Base‘𝐸))) → (𝑘( ·𝑠𝑃)𝑥) ∈ 𝑆)
8712ad2antrr 736 . . . . . . . . 9 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎:(0..^𝑁)⟶(Base‘(Scalar‘𝑃)))
8834, 35mp1i 13 . . . . . . . . . . . . . 14 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝐷 Fn (Base‘𝑃))
89 eqid 2764 . . . . . . . . . . . . . . . 16 (mulGrp‘𝑃) = (mulGrp‘𝑃)
9089, 33mgpbas 20193 . . . . . . . . . . . . . . 15 (Base‘𝑃) = (Base‘(mulGrp‘𝑃))
91 eqid 2764 . . . . . . . . . . . . . . 15 (.g‘(mulGrp‘𝑃)) = (.g‘(mulGrp‘𝑃))
921ply1ring 22311 . . . . . . . . . . . . . . . . 17 (𝑅 ∈ Ring → 𝑃 ∈ Ring)
9389ringmgp 20291 . . . . . . . . . . . . . . . . 17 (𝑃 ∈ Ring → (mulGrp‘𝑃) ∈ Mnd)
946, 92, 933syl 18 . . . . . . . . . . . . . . . 16 (𝜑 → (mulGrp‘𝑃) ∈ Mnd)
9594adantr 484 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → (mulGrp‘𝑃) ∈ Mnd)
96 elfzonn0 13715 . . . . . . . . . . . . . . . 16 (𝑛 ∈ (0..^𝑁) → 𝑛 ∈ ℕ0)
9796adantl 485 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝑛 ∈ ℕ0)
98 eqid 2764 . . . . . . . . . . . . . . . . . 18 (var1𝑅) = (var1𝑅)
9998, 1, 33vr1cl 22281 . . . . . . . . . . . . . . . . 17 (𝑅 ∈ Ring → (var1𝑅) ∈ (Base‘𝑃))
1006, 99syl 17 . . . . . . . . . . . . . . . 16 (𝜑 → (var1𝑅) ∈ (Base‘𝑃))
101100adantr 484 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → (var1𝑅) ∈ (Base‘𝑃))
10290, 91, 95, 97, 101mulgnn0cld 19139 . . . . . . . . . . . . . 14 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝑃))
10351a1i 11 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → -∞ ∈ ℝ*)
10454adantr 484 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝑁 ∈ ℝ*)
10524, 1, 33deg1xrcl 26144 . . . . . . . . . . . . . . . 16 ((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝑃) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ ℝ*)
106102, 105syl 17 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ ℝ*)
107106mnfled 13140 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → -∞ ≤ (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))))
10896nn0red 12545 . . . . . . . . . . . . . . . . . 18 (𝑛 ∈ (0..^𝑁) → 𝑛 ∈ ℝ)
109108rexrd 11234 . . . . . . . . . . . . . . . . 17 (𝑛 ∈ (0..^𝑁) → 𝑛 ∈ ℝ*)
110109adantl 485 . . . . . . . . . . . . . . . 16 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝑛 ∈ ℝ*)
11124, 1, 98, 89, 91deg1pwle 26182 . . . . . . . . . . . . . . . . 17 ((𝑅 ∈ Ring ∧ 𝑛 ∈ ℕ0) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) ≤ 𝑛)
1126, 96, 111syl2an 605 . . . . . . . . . . . . . . . 16 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) ≤ 𝑛)
113 elfzolt2 13676 . . . . . . . . . . . . . . . . 17 (𝑛 ∈ (0..^𝑁) → 𝑛 < 𝑁)
114113adantl 485 . . . . . . . . . . . . . . . 16 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝑛 < 𝑁)
115106, 110, 104, 112, 114xrlelttrd 13164 . . . . . . . . . . . . . . 15 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) < 𝑁)
116103, 104, 106, 107, 115elicod 13401 . . . . . . . . . . . . . 14 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝐷‘(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ (-∞[,)𝑁))
11788, 102, 116elpreimad 7042 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (𝐷 “ (-∞[,)𝑁)))
118117, 25eleqtrrdi 2875 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ 𝑆)
11946adantr 484 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ (0..^𝑁)) → 𝑆 = (Base‘𝐸))
120118, 119eleqtrd 2866 . . . . . . . . . . 11 ((𝜑𝑛 ∈ (0..^𝑁)) → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝐸))
121120, 8fmptd 7097 . . . . . . . . . 10 (𝜑𝐹:(0..^𝑁)⟶(Base‘𝐸))
122121ad3antrrr 740 . . . . . . . . 9 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝐹:(0..^𝑁)⟶(Base‘𝐸))
123 inidm 4180 . . . . . . . . 9 ((0..^𝑁) ∩ (0..^𝑁)) = (0..^𝑁)
12486, 87, 122, 21, 21, 123off 7680 . . . . . . . 8 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (𝑎f ( ·𝑠𝑃)𝐹):(0..^𝑁)⟶𝑆)
12521, 32, 124, 44gsumsubm 18871 . . . . . . 7 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)))
126 ringmnd 20295 . . . . . . . . . 10 (𝑃 ∈ Ring → 𝑃 ∈ Mnd)
1276, 92, 1263syl 18 . . . . . . . . 9 (𝜑𝑃 ∈ Mnd)
12834, 35mp1i 13 . . . . . . . . . . 11 (𝜑𝐷 Fn (Base‘𝑃))
12933, 10mndidcl 18785 . . . . . . . . . . . 12 (𝑃 ∈ Mnd → (0g𝑃) ∈ (Base‘𝑃))
130127, 129syl 17 . . . . . . . . . . 11 (𝜑 → (0g𝑃) ∈ (Base‘𝑃))
13151a1i 11 . . . . . . . . . . . 12 (𝜑 → -∞ ∈ ℝ*)
13224, 1, 33deg1xrcl 26144 . . . . . . . . . . . . 13 ((0g𝑃) ∈ (Base‘𝑃) → (𝐷‘(0g𝑃)) ∈ ℝ*)
133130, 132syl 17 . . . . . . . . . . . 12 (𝜑 → (𝐷‘(0g𝑃)) ∈ ℝ*)
134133mnfled 13140 . . . . . . . . . . . 12 (𝜑 → -∞ ≤ (𝐷‘(0g𝑃)))
13524, 1, 10deg1z 26149 . . . . . . . . . . . . . 14 (𝑅 ∈ Ring → (𝐷‘(0g𝑃)) = -∞)
1366, 135syl 17 . . . . . . . . . . . . 13 (𝜑 → (𝐷‘(0g𝑃)) = -∞)
13753mnfltd 13128 . . . . . . . . . . . . 13 (𝜑 → -∞ < 𝑁)
138136, 137eqbrtrd 5124 . . . . . . . . . . . 12 (𝜑 → (𝐷‘(0g𝑃)) < 𝑁)
139131, 54, 133, 134, 138elicod 13401 . . . . . . . . . . 11 (𝜑 → (𝐷‘(0g𝑃)) ∈ (-∞[,)𝑁))
140128, 130, 139elpreimad 7042 . . . . . . . . . 10 (𝜑 → (0g𝑃) ∈ (𝐷 “ (-∞[,)𝑁)))
141140, 25eleqtrrdi 2875 . . . . . . . . 9 (𝜑 → (0g𝑃) ∈ 𝑆)
14244, 33, 10ress0g 18798 . . . . . . . . 9 ((𝑃 ∈ Mnd ∧ (0g𝑃) ∈ 𝑆𝑆 ⊆ (Base‘𝑃)) → (0g𝑃) = (0g𝐸))
143127, 141, 43, 142syl3anc 1392 . . . . . . . 8 (𝜑 → (0g𝑃) = (0g𝐸))
144143ad3antrrr 740 . . . . . . 7 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (0g𝑃) = (0g𝐸))
14520, 125, 1443eqtr4d 2809 . . . . . 6 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝑃))
1461, 2, 4, 7, 8, 9, 10, 19, 145ply1gsumz 33797 . . . . 5 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎 = ((0..^𝑁) × {(0g𝑅)}))
14714fveq2d 6873 . . . . . . . 8 (𝜑 → (0g𝑅) = (0g‘(Scalar‘𝑃)))
148147sneqd 4596 . . . . . . 7 (𝜑 → {(0g𝑅)} = {(0g‘(Scalar‘𝑃))})
149148xpeq2d 5679 . . . . . 6 (𝜑 → ((0..^𝑁) × {(0g𝑅)}) = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))}))
150149ad3antrrr 740 . . . . 5 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → ((0..^𝑁) × {(0g𝑅)}) = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))}))
151146, 150eqtrd 2799 . . . 4 ((((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) ∧ 𝑎 finSupp (0g‘(Scalar‘𝑃))) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎 = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))}))
152151expl 461 . . 3 ((𝜑𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))) → ((𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎 = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))})))
153152ralrimiva 3156 . 2 (𝜑 → ∀𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))((𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎 = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))})))
154118, 8fmptd 7097 . . . . . 6 (𝜑𝐹:(0..^𝑁)⟶𝑆)
155154frnd 6702 . . . . 5 (𝜑 → ran 𝐹𝑆)
156 eqid 2764 . . . . . 6 (LSpan‘𝑃) = (LSpan‘𝑃)
15727, 156lspssp 21057 . . . . 5 ((𝑃 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑃) ∧ ran 𝐹𝑆) → ((LSpan‘𝑃)‘ran 𝐹) ⊆ 𝑆)
15823, 26, 155, 157syl3anc 1392 . . . 4 (𝜑 → ((LSpan‘𝑃)‘ran 𝐹) ⊆ 𝑆)
159 breq1 5105 . . . . . . . 8 (𝑎 = ((coe1𝑥) ↾ (0..^𝑁)) → (𝑎 finSupp (0g‘(Scalar‘𝑃)) ↔ ((coe1𝑥) ↾ (0..^𝑁)) finSupp (0g‘(Scalar‘𝑃))))
160 oveq1 7405 . . . . . . . . . 10 (𝑎 = ((coe1𝑥) ↾ (0..^𝑁)) → (𝑎f ( ·𝑠𝑃)𝐹) = (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹))
161160oveq2d 7414 . . . . . . . . 9 (𝑎 = ((coe1𝑥) ↾ (0..^𝑁)) → (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹)))
162161eqeq2d 2775 . . . . . . . 8 (𝑎 = ((coe1𝑥) ↾ (0..^𝑁)) → (𝑥 = (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)) ↔ 𝑥 = (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹))))
163159, 162anbi12d 641 . . . . . . 7 (𝑎 = ((coe1𝑥) ↾ (0..^𝑁)) → ((𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹))) ↔ (((coe1𝑥) ↾ (0..^𝑁)) finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹)))))
164 fvexd 6884 . . . . . . . 8 ((𝜑𝑥𝑆) → (Base‘(Scalar‘𝑃)) ∈ V)
165 ovexd 7433 . . . . . . . 8 ((𝜑𝑥𝑆) → (0..^𝑁) ∈ V)
16643sselda 3938 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → 𝑥 ∈ (Base‘𝑃))
167 eqid 2764 . . . . . . . . . . . 12 (coe1𝑥) = (coe1𝑥)
168167, 33, 1, 2coe1f 22275 . . . . . . . . . . 11 (𝑥 ∈ (Base‘𝑃) → (coe1𝑥):ℕ0⟶(Base‘𝑅))
169166, 168syl 17 . . . . . . . . . 10 ((𝜑𝑥𝑆) → (coe1𝑥):ℕ0⟶(Base‘𝑅))
17015adantr 484 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (Base‘𝑅) = (Base‘(Scalar‘𝑃)))
171170feq3d 6678 . . . . . . . . . 10 ((𝜑𝑥𝑆) → ((coe1𝑥):ℕ0⟶(Base‘𝑅) ↔ (coe1𝑥):ℕ0⟶(Base‘(Scalar‘𝑃))))
172169, 171mpbid 234 . . . . . . . . 9 ((𝜑𝑥𝑆) → (coe1𝑥):ℕ0⟶(Base‘(Scalar‘𝑃)))
173 fzo0ssnn0 13754 . . . . . . . . . 10 (0..^𝑁) ⊆ ℕ0
174173a1i 11 . . . . . . . . 9 ((𝜑𝑥𝑆) → (0..^𝑁) ⊆ ℕ0)
175172, 174fssresd 6733 . . . . . . . 8 ((𝜑𝑥𝑆) → ((coe1𝑥) ↾ (0..^𝑁)):(0..^𝑁)⟶(Base‘(Scalar‘𝑃)))
176164, 165, 175elmapdd 8824 . . . . . . 7 ((𝜑𝑥𝑆) → ((coe1𝑥) ↾ (0..^𝑁)) ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁)))
177169ffund 6698 . . . . . . . . 9 ((𝜑𝑥𝑆) → Fun (coe1𝑥))
178 fzofi 13989 . . . . . . . . . 10 (0..^𝑁) ∈ Fin
179178a1i 11 . . . . . . . . 9 ((𝜑𝑥𝑆) → (0..^𝑁) ∈ Fin)
180 fvexd 6884 . . . . . . . . 9 ((𝜑𝑥𝑆) → (0g‘(Scalar‘𝑃)) ∈ V)
181177, 179, 180resfifsupp 9345 . . . . . . . 8 ((𝜑𝑥𝑆) → ((coe1𝑥) ↾ (0..^𝑁)) finSupp (0g‘(Scalar‘𝑃)))
182 ringcmn 20334 . . . . . . . . . . . 12 (𝑃 ∈ Ring → 𝑃 ∈ CMnd)
1836, 92, 1823syl 18 . . . . . . . . . . 11 (𝜑𝑃 ∈ CMnd)
184183adantr 484 . . . . . . . . . 10 ((𝜑𝑥𝑆) → 𝑃 ∈ CMnd)
185 nn0ex 12489 . . . . . . . . . . 11 0 ∈ V
186185a1i 11 . . . . . . . . . 10 ((𝜑𝑥𝑆) → ℕ0 ∈ V)
18723ad2antrr 736 . . . . . . . . . . . 12 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → 𝑃 ∈ LMod)
188172ffvelcdmda 7067 . . . . . . . . . . . 12 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → ((coe1𝑥)‘𝑖) ∈ (Base‘(Scalar‘𝑃)))
1896ad2antrr 736 . . . . . . . . . . . . . 14 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → 𝑅 ∈ Ring)
190189, 92, 933syl 18 . . . . . . . . . . . . 13 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → (mulGrp‘𝑃) ∈ Mnd)
191 simpr 488 . . . . . . . . . . . . 13 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → 𝑖 ∈ ℕ0)
192189, 99syl 17 . . . . . . . . . . . . 13 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → (var1𝑅) ∈ (Base‘𝑃))
19390, 91, 190, 191, 192mulgnn0cld 19139 . . . . . . . . . . . 12 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝑃))
19433, 37, 38, 39, 187, 188, 193lmodvscld 20948 . . . . . . . . . . 11 (((𝜑𝑥𝑆) ∧ 𝑖 ∈ ℕ0) → (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ (Base‘𝑃))
195 eqid 2764 . . . . . . . . . . 11 (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) = (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))
196194, 195fmptd 7097 . . . . . . . . . 10 ((𝜑𝑥𝑆) → (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))):ℕ0⟶(Base‘𝑃))
197 nfv 1936 . . . . . . . . . . . 12 𝑖(𝜑𝑥𝑆)
198197, 194, 195fnmptd 6664 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) Fn ℕ0)
199 fveq2 6869 . . . . . . . . . . . . . 14 (𝑖 = 𝑗 → ((coe1𝑥)‘𝑖) = ((coe1𝑥)‘𝑗))
200 oveq1 7405 . . . . . . . . . . . . . 14 (𝑖 = 𝑗 → (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)))
201199, 200oveq12d 7416 . . . . . . . . . . . . 13 (𝑖 = 𝑗 → (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))) = (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
202 simplr 778 . . . . . . . . . . . . 13 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑗 ∈ ℕ0)
203 ovexd 7433 . . . . . . . . . . . . 13 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ V)
204195, 201, 202, 203fvmptd3 7001 . . . . . . . . . . . 12 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗) = (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
205166ad2antrr 736 . . . . . . . . . . . . . 14 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑥 ∈ (Base‘𝑃))
206 icossxr 13438 . . . . . . . . . . . . . . . . 17 (-∞[,)𝑁) ⊆ ℝ*
207206, 75sselid 3936 . . . . . . . . . . . . . . . 16 ((𝜑𝑥𝑆) → (𝐷𝑥) ∈ ℝ*)
208207ad2antrr 736 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (𝐷𝑥) ∈ ℝ*)
20954ad3antrrr 740 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑁 ∈ ℝ*)
210202nn0red 12545 . . . . . . . . . . . . . . . 16 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑗 ∈ ℝ)
211210rexrd 11234 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑗 ∈ ℝ*)
21279ad2antrr 736 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (𝐷𝑥) < 𝑁)
213 simpr 488 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑁𝑗)
214208, 209, 211, 212, 213xrltletrd 13165 . . . . . . . . . . . . . 14 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (𝐷𝑥) < 𝑗)
21524, 1, 33, 9, 167deg1lt 26159 . . . . . . . . . . . . . 14 ((𝑥 ∈ (Base‘𝑃) ∧ 𝑗 ∈ ℕ0 ∧ (𝐷𝑥) < 𝑗) → ((coe1𝑥)‘𝑗) = (0g𝑅))
216205, 202, 214, 215syl3anc 1392 . . . . . . . . . . . . 13 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((coe1𝑥)‘𝑗) = (0g𝑅))
217216oveq1d 7413 . . . . . . . . . . . 12 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) = ((0g𝑅)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
218147ad3antrrr 740 . . . . . . . . . . . . . 14 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (0g𝑅) = (0g‘(Scalar‘𝑃)))
219218oveq1d 7413 . . . . . . . . . . . . 13 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((0g𝑅)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) = ((0g‘(Scalar‘𝑃))( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
22023ad3antrrr 740 . . . . . . . . . . . . . 14 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → 𝑃 ∈ LMod)
22194ad3antrrr 740 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (mulGrp‘𝑃) ∈ Mnd)
222100ad3antrrr 740 . . . . . . . . . . . . . . 15 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (var1𝑅) ∈ (Base‘𝑃))
22390, 91, 221, 202, 222mulgnn0cld 19139 . . . . . . . . . . . . . 14 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝑃))
224 eqid 2764 . . . . . . . . . . . . . . 15 (0g‘(Scalar‘𝑃)) = (0g‘(Scalar‘𝑃))
22533, 37, 38, 224, 10lmod0vs 20964 . . . . . . . . . . . . . 14 ((𝑃 ∈ LMod ∧ (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝑃)) → ((0g‘(Scalar‘𝑃))( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) = (0g𝑃))
226220, 223, 225syl2anc 593 . . . . . . . . . . . . 13 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((0g‘(Scalar‘𝑃))( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) = (0g𝑃))
227219, 226eqtrd 2799 . . . . . . . . . . . 12 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((0g𝑅)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) = (0g𝑃))
228204, 217, 2273eqtrd 2803 . . . . . . . . . . 11 ((((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) ∧ 𝑁𝑗) → ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗) = (0g𝑃))
2293nn0zd 12595 . . . . . . . . . . . 12 (𝜑𝑁 ∈ ℤ)
230229adantr 484 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → 𝑁 ∈ ℤ)
231198, 228, 230suppssnn0 33009 . . . . . . . . . 10 ((𝜑𝑥𝑆) → ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) supp (0g𝑃)) ⊆ (0..^𝑁))
232186mptexd 7210 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ∈ V)
233198fnfund 6624 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → Fun (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))))
234 fvexd 6884 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (0g𝑃) ∈ V)
235 suppssfifsupp 9328 . . . . . . . . . . 11 ((((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ∈ V ∧ Fun (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ∧ (0g𝑃) ∈ V) ∧ ((0..^𝑁) ∈ Fin ∧ ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) supp (0g𝑃)) ⊆ (0..^𝑁))) → (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) finSupp (0g𝑃))
236232, 233, 234, 179, 231, 235syl32anc 1399 . . . . . . . . . 10 ((𝜑𝑥𝑆) → (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) finSupp (0g𝑃))
23733, 10, 184, 186, 196, 231, 236gsumres 19955 . . . . . . . . 9 ((𝜑𝑥𝑆) → (𝑃 Σg ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁))) = (𝑃 Σg (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))))
238 fvexd 6884 . . . . . . . . . . . 12 ((𝜑𝑥𝑆) → (coe1𝑥) ∈ V)
239 ovexd 7433 . . . . . . . . . . . . . 14 (𝜑 → (0..^𝑁) ∈ V)
240154, 239fexd 7213 . . . . . . . . . . . . 13 (𝜑𝐹 ∈ V)
241240adantr 484 . . . . . . . . . . . 12 ((𝜑𝑥𝑆) → 𝐹 ∈ V)
242 offres 7966 . . . . . . . . . . . 12 (((coe1𝑥) ∈ V ∧ 𝐹 ∈ V) → (((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) ↾ (0..^𝑁)) = (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)(𝐹 ↾ (0..^𝑁))))
243238, 241, 242syl2anc 593 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) ↾ (0..^𝑁)) = (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)(𝐹 ↾ (0..^𝑁))))
244169ffnd 6694 . . . . . . . . . . . . . . 15 ((𝜑𝑥𝑆) → (coe1𝑥) Fn ℕ0)
245154ffnd 6694 . . . . . . . . . . . . . . . 16 (𝜑𝐹 Fn (0..^𝑁))
246245adantr 484 . . . . . . . . . . . . . . 15 ((𝜑𝑥𝑆) → 𝐹 Fn (0..^𝑁))
247 sseqin2 4177 . . . . . . . . . . . . . . . 16 ((0..^𝑁) ⊆ ℕ0 ↔ (ℕ0 ∩ (0..^𝑁)) = (0..^𝑁))
248173, 247mpbi 232 . . . . . . . . . . . . . . 15 (ℕ0 ∩ (0..^𝑁)) = (0..^𝑁)
249 eqidd 2765 . . . . . . . . . . . . . . 15 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ ℕ0) → ((coe1𝑥)‘𝑗) = ((coe1𝑥)‘𝑗))
250 oveq1 7405 . . . . . . . . . . . . . . . 16 (𝑛 = 𝑗 → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)))
251 simpr 488 . . . . . . . . . . . . . . . 16 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → 𝑗 ∈ (0..^𝑁))
252 ovexd 7433 . . . . . . . . . . . . . . . 16 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ V)
2538, 250, 251, 252fvmptd3 7001 . . . . . . . . . . . . . . 15 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → (𝐹𝑗) = (𝑗(.g‘(mulGrp‘𝑃))(var1𝑅)))
254244, 246, 186, 165, 248, 249, 253ofval 7673 . . . . . . . . . . . . . 14 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → (((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹)‘𝑗) = (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
255173, 251sselid 3936 . . . . . . . . . . . . . . 15 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → 𝑗 ∈ ℕ0)
256 ovexd 7433 . . . . . . . . . . . . . . 15 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))) ∈ V)
257195, 201, 255, 256fvmptd3 7001 . . . . . . . . . . . . . 14 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗) = (((coe1𝑥)‘𝑗)( ·𝑠𝑃)(𝑗(.g‘(mulGrp‘𝑃))(var1𝑅))))
258254, 257eqtr4d 2802 . . . . . . . . . . . . 13 (((𝜑𝑥𝑆) ∧ 𝑗 ∈ (0..^𝑁)) → (((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹)‘𝑗) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗))
259258ralrimiva 3156 . . . . . . . . . . . 12 ((𝜑𝑥𝑆) → ∀𝑗 ∈ (0..^𝑁)(((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹)‘𝑗) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗))
260244, 246, 186, 165, 248offn 7675 . . . . . . . . . . . . 13 ((𝜑𝑥𝑆) → ((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) Fn (0..^𝑁))
261 ssidd 3961 . . . . . . . . . . . . 13 ((𝜑𝑥𝑆) → (0..^𝑁) ⊆ (0..^𝑁))
262 fvreseq0 7021 . . . . . . . . . . . . 13 (((((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) Fn (0..^𝑁) ∧ (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) Fn ℕ0) ∧ ((0..^𝑁) ⊆ (0..^𝑁) ∧ (0..^𝑁) ⊆ ℕ0)) → ((((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) ↾ (0..^𝑁)) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁)) ↔ ∀𝑗 ∈ (0..^𝑁)(((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹)‘𝑗) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗)))
263260, 198, 261, 174, 262syl22anc 849 . . . . . . . . . . . 12 ((𝜑𝑥𝑆) → ((((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) ↾ (0..^𝑁)) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁)) ↔ ∀𝑗 ∈ (0..^𝑁)(((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹)‘𝑗) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))‘𝑗)))
264259, 263mpbird 259 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (((coe1𝑥) ∘f ( ·𝑠𝑃)𝐹) ↾ (0..^𝑁)) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁)))
265 fnresdm 6642 . . . . . . . . . . . . . 14 (𝐹 Fn (0..^𝑁) → (𝐹 ↾ (0..^𝑁)) = 𝐹)
266245, 265syl 17 . . . . . . . . . . . . 13 (𝜑 → (𝐹 ↾ (0..^𝑁)) = 𝐹)
267266adantr 484 . . . . . . . . . . . 12 ((𝜑𝑥𝑆) → (𝐹 ↾ (0..^𝑁)) = 𝐹)
268267oveq2d 7414 . . . . . . . . . . 11 ((𝜑𝑥𝑆) → (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)(𝐹 ↾ (0..^𝑁))) = (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹))
269243, 264, 2683eqtr3rd 2808 . . . . . . . . . 10 ((𝜑𝑥𝑆) → (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹) = ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁)))
270269oveq2d 7414 . . . . . . . . 9 ((𝜑𝑥𝑆) → (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹)) = (𝑃 Σg ((𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))) ↾ (0..^𝑁))))
2716adantr 484 . . . . . . . . . 10 ((𝜑𝑥𝑆) → 𝑅 ∈ Ring)
2721, 98, 33, 38, 89, 91, 167ply1coe 22363 . . . . . . . . . 10 ((𝑅 ∈ Ring ∧ 𝑥 ∈ (Base‘𝑃)) → 𝑥 = (𝑃 Σg (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))))
273271, 166, 272syl2anc 593 . . . . . . . . 9 ((𝜑𝑥𝑆) → 𝑥 = (𝑃 Σg (𝑖 ∈ ℕ0 ↦ (((coe1𝑥)‘𝑖)( ·𝑠𝑃)(𝑖(.g‘(mulGrp‘𝑃))(var1𝑅))))))
274237, 270, 2733eqtr4rd 2810 . . . . . . . 8 ((𝜑𝑥𝑆) → 𝑥 = (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹)))
275181, 274jca 519 . . . . . . 7 ((𝜑𝑥𝑆) → (((coe1𝑥) ↾ (0..^𝑁)) finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (((coe1𝑥) ↾ (0..^𝑁)) ∘f ( ·𝑠𝑃)𝐹))))
276163, 176, 275rspcedvdw 3586 . . . . . 6 ((𝜑𝑥𝑆) → ∃𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))(𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹))))
277102, 8fmptd 7097 . . . . . . . 8 (𝜑𝐹:(0..^𝑁)⟶(Base‘𝑃))
278156, 33, 39, 37, 224, 38, 277, 23, 239ellspd 21856 . . . . . . 7 (𝜑 → (𝑥 ∈ ((LSpan‘𝑃)‘(𝐹 “ (0..^𝑁))) ↔ ∃𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))(𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)))))
279278adantr 484 . . . . . 6 ((𝜑𝑥𝑆) → (𝑥 ∈ ((LSpan‘𝑃)‘(𝐹 “ (0..^𝑁))) ↔ ∃𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))(𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ 𝑥 = (𝑃 Σg (𝑎f ( ·𝑠𝑃)𝐹)))))
280276, 279mpbird 259 . . . . 5 ((𝜑𝑥𝑆) → 𝑥 ∈ ((LSpan‘𝑃)‘(𝐹 “ (0..^𝑁))))
281 imadmrn 6061 . . . . . . . 8 (𝐹 “ dom 𝐹) = ran 𝐹
282154fdmd 6704 . . . . . . . . 9 (𝜑 → dom 𝐹 = (0..^𝑁))
283282imaeq2d 6051 . . . . . . . 8 (𝜑 → (𝐹 “ dom 𝐹) = (𝐹 “ (0..^𝑁)))
284281, 283eqtr3id 2813 . . . . . . 7 (𝜑 → ran 𝐹 = (𝐹 “ (0..^𝑁)))
285284fveq2d 6873 . . . . . 6 (𝜑 → ((LSpan‘𝑃)‘ran 𝐹) = ((LSpan‘𝑃)‘(𝐹 “ (0..^𝑁))))
286285adantr 484 . . . . 5 ((𝜑𝑥𝑆) → ((LSpan‘𝑃)‘ran 𝐹) = ((LSpan‘𝑃)‘(𝐹 “ (0..^𝑁))))
287280, 286eleqtrrd 2867 . . . 4 ((𝜑𝑥𝑆) → 𝑥 ∈ ((LSpan‘𝑃)‘ran 𝐹))
288158, 287eqelssd 3959 . . 3 (𝜑 → ((LSpan‘𝑃)‘ran 𝐹) = 𝑆)
289 eqid 2764 . . . . . 6 (LSpan‘𝐸) = (LSpan‘𝐸)
29044, 156, 289, 27lsslsp 21084 . . . . 5 ((𝑃 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑃) ∧ ran 𝐹𝑆) → ((LSpan‘𝐸)‘ran 𝐹) = ((LSpan‘𝑃)‘ran 𝐹))
291290eqcomd 2770 . . . 4 ((𝑃 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑃) ∧ ran 𝐹𝑆) → ((LSpan‘𝑃)‘ran 𝐹) = ((LSpan‘𝐸)‘ran 𝐹))
29223, 26, 155, 291syl3anc 1392 . . 3 (𝜑 → ((LSpan‘𝑃)‘ran 𝐹) = ((LSpan‘𝐸)‘ran 𝐹))
293288, 292, 463eqtr3d 2807 . 2 (𝜑 → ((LSpan‘𝐸)‘ran 𝐹) = (Base‘𝐸))
294 eqid 2764 . . 3 (Base‘𝐸) = (Base‘𝐸)
29524fvexi 6883 . . . . . . 7 𝐷 ∈ V
296 cnvexg 7907 . . . . . . 7 (𝐷 ∈ V → 𝐷 ∈ V)
297 imaexg 7896 . . . . . . 7 (𝐷 ∈ V → (𝐷 “ (-∞[,)𝑁)) ∈ V)
298295, 296, 297mp2b 10 . . . . . 6 (𝐷 “ (-∞[,)𝑁)) ∈ V
29925, 298eqeltri 2860 . . . . 5 𝑆 ∈ V
30044, 37resssca 17374 . . . . 5 (𝑆 ∈ V → (Scalar‘𝑃) = (Scalar‘𝐸))
301299, 300ax-mp 5 . . . 4 (Scalar‘𝑃) = (Scalar‘𝐸)
302301fveq2i 6872 . . 3 (Base‘(Scalar‘𝑃)) = (Base‘(Scalar‘𝐸))
303 eqid 2764 . . 3 (Scalar‘𝐸) = (Scalar‘𝐸)
30444, 38ressvsca 17375 . . . 4 (𝑆 ∈ V → ( ·𝑠𝑃) = ( ·𝑠𝐸))
305299, 304ax-mp 5 . . 3 ( ·𝑠𝑃) = ( ·𝑠𝐸)
306 eqid 2764 . . 3 (0g𝐸) = (0g𝐸)
307301fveq2i 6872 . . 3 (0g‘(Scalar‘𝑃)) = (0g‘(Scalar‘𝐸))
308 eqid 2764 . . 3 (LBasis‘𝐸) = (LBasis‘𝐸)
30944, 27lsslvec 21178 . . . . 5 ((𝑃 ∈ LVec ∧ 𝑆 ∈ (LSubSp‘𝑃)) → 𝐸 ∈ LVec)
31022, 26, 309syl2anc 593 . . . 4 (𝜑𝐸 ∈ LVec)
311310lveclmodd 21176 . . 3 (𝜑𝐸 ∈ LMod)
31214, 5eqeltrrd 2865 . . . . 5 (𝜑 → (Scalar‘𝑃) ∈ DivRing)
313 drngnzr 20800 . . . . 5 ((Scalar‘𝑃) ∈ DivRing → (Scalar‘𝑃) ∈ NzRing)
314312, 313syl 17 . . . 4 (𝜑 → (Scalar‘𝑃) ∈ NzRing)
315301, 314eqeltrrid 2869 . . 3 (𝜑 → (Scalar‘𝐸) ∈ NzRing)
316120ralrimiva 3156 . . . 4 (𝜑 → ∀𝑛 ∈ (0..^𝑁)(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝐸))
317 drngnzr 20800 . . . . . . . . . 10 (𝑅 ∈ DivRing → 𝑅 ∈ NzRing)
3185, 317syl 17 . . . . . . . . 9 (𝜑𝑅 ∈ NzRing)
319318ad2antrr 736 . . . . . . . 8 (((𝜑𝑛 ∈ (0..^𝑁)) ∧ 𝑖 ∈ (0..^𝑁)) → 𝑅 ∈ NzRing)
32097adantr 484 . . . . . . . 8 (((𝜑𝑛 ∈ (0..^𝑁)) ∧ 𝑖 ∈ (0..^𝑁)) → 𝑛 ∈ ℕ0)
321 elfzonn0 13715 . . . . . . . . 9 (𝑖 ∈ (0..^𝑁) → 𝑖 ∈ ℕ0)
322321adantl 485 . . . . . . . 8 (((𝜑𝑛 ∈ (0..^𝑁)) ∧ 𝑖 ∈ (0..^𝑁)) → 𝑖 ∈ ℕ0)
3231, 98, 91, 319, 320, 322ply1moneq 33786 . . . . . . 7 (((𝜑𝑛 ∈ (0..^𝑁)) ∧ 𝑖 ∈ (0..^𝑁)) → ((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) ↔ 𝑛 = 𝑖))
324323biimpd 231 . . . . . 6 (((𝜑𝑛 ∈ (0..^𝑁)) ∧ 𝑖 ∈ (0..^𝑁)) → ((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) → 𝑛 = 𝑖))
325324anasss 470 . . . . 5 ((𝜑 ∧ (𝑛 ∈ (0..^𝑁) ∧ 𝑖 ∈ (0..^𝑁))) → ((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) → 𝑛 = 𝑖))
326325ralrimivva 3207 . . . 4 (𝜑 → ∀𝑛 ∈ (0..^𝑁)∀𝑖 ∈ (0..^𝑁)((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) → 𝑛 = 𝑖))
327 oveq1 7405 . . . . 5 (𝑛 = 𝑖 → (𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)))
3288, 327f1mpt 7247 . . . 4 (𝐹:(0..^𝑁)–1-1→(Base‘𝐸) ↔ (∀𝑛 ∈ (0..^𝑁)(𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) ∈ (Base‘𝐸) ∧ ∀𝑛 ∈ (0..^𝑁)∀𝑖 ∈ (0..^𝑁)((𝑛(.g‘(mulGrp‘𝑃))(var1𝑅)) = (𝑖(.g‘(mulGrp‘𝑃))(var1𝑅)) → 𝑛 = 𝑖)))
329316, 326, 328sylanbrc 592 . . 3 (𝜑𝐹:(0..^𝑁)–1-1→(Base‘𝐸))
330294, 302, 303, 305, 306, 307, 308, 289, 311, 315, 239, 329islbs5 33568 . 2 (𝜑 → (ran 𝐹 ∈ (LBasis‘𝐸) ↔ (∀𝑎 ∈ ((Base‘(Scalar‘𝑃)) ↑m (0..^𝑁))((𝑎 finSupp (0g‘(Scalar‘𝑃)) ∧ (𝐸 Σg (𝑎f ( ·𝑠𝑃)𝐹)) = (0g𝐸)) → 𝑎 = ((0..^𝑁) × {(0g‘(Scalar‘𝑃))})) ∧ ((LSpan‘𝐸)‘ran 𝐹) = (Base‘𝐸))))
331153, 293, 330mpbir2and 723 1 (𝜑 → ran 𝐹 ∈ (LBasis‘𝐸))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 208  wa 399  w3a 1099   = wceq 1562  wcel 2144  wral 3078  wrex 3088  Vcvv 3456  cin 3905  wss 3906  {csn 4584   class class class wbr 5102  cmpt 5183   × cxp 5647  ccnv 5648  dom cdm 5649  ran crn 5650  cres 5651  cima 5652  Fun wfun 6517   Fn wfn 6518  wf 6519  1-1wf1 6520  cfv 6523  (class class class)co 7398  f cof 7660   supp csupp 8142  m cmap 8810  Fincfn 8929   finSupp cfsupp 9309  0cc0 11075  -∞cmnf 11216  *cxr 11217   < clt 11218  cle 11219  0cn0 12483  cz 12570  [,)cico 13353  ..^cfzo 13661  Basecbs 17247  s cress 17268  Scalarcsca 17291   ·𝑠 cvsca 17292  0gc0g 17470   Σg cgsu 17471  Mndcmnd 18770  SubMndcsubmnd 18818  .gcmg 19111  SubGrpcsubg 19164  CMndccmn 19822  mulGrpcmgp 20188  Ringcrg 20285  NzRingcnzr 20564  DivRingcdr 20781  LModclmod 20929  LSubSpclss 21000  LSpanclspn 21040  LBasisclbs 21143  LVecclvec 21171  var1cv1 22240  Poly1cpl1 22241  coe1cco1 22242  deg1cdg1 26116
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1817  ax-4 1831  ax-5 1932  ax-6 1989  ax-7 2030  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2214  ax-ext 2736  ax-rep 5229  ax-sep 5248  ax-nul 5258  ax-pow 5324  ax-pr 5392  ax-un 7720  ax-cnex 11131  ax-resscn 11132  ax-1cn 11133  ax-icn 11134  ax-addcl 11135  ax-addrcl 11136  ax-mulcl 11137  ax-mulrcl 11138  ax-mulcom 11139  ax-addass 11140  ax-mulass 11141  ax-distr 11142  ax-i2m1 11143  ax-1ne0 11144  ax-1rid 11145  ax-rnegex 11146  ax-rrecex 11147  ax-cnre 11148  ax-pre-lttri 11149  ax-pre-lttrn 11150  ax-pre-ltadd 11151  ax-pre-mulgt0 11152  ax-pre-sup 11153  ax-addf 11154
This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3or 1100  df-3an 1101  df-tru 1565  df-fal 1575  df-ex 1802  df-nf 1806  df-sb 2093  df-mo 2568  df-eu 2598  df-clab 2743  df-cleq 2756  df-clel 2839  df-nfc 2913  df-ne 2960  df-nel 3064  df-ral 3079  df-rex 3089  df-rmo 3369  df-reu 3370  df-rab 3417  df-v 3458  df-sbc 3747  df-csb 3855  df-dif 3909  df-un 3911  df-in 3913  df-ss 3923  df-pss 3926  df-nul 4288  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-tp 4589  df-op 4591  df-uni 4868  df-int 4908  df-iun 4953  df-iin 4954  df-br 5103  df-opab 5165  df-mpt 5184  df-tr 5210  df-id 5544  df-eprel 5549  df-po 5557  df-so 5558  df-fr 5602  df-se 5603  df-we 5604  df-xp 5655  df-rel 5656  df-cnv 5657  df-co 5658  df-dm 5659  df-rn 5660  df-res 5661  df-ima 5662  df-pred 6290  df-ord 6351  df-on 6352  df-lim 6353  df-suc 6354  df-iota 6479  df-fun 6525  df-fn 6526  df-f 6527  df-f1 6528  df-fo 6529  df-f1o 6530  df-fv 6531  df-isom 6532  df-riota 7355  df-ov 7401  df-oprab 7402  df-mpo 7403  df-of 7662  df-ofr 7663  df-om 7849  df-1st 7972  df-2nd 7973  df-supp 8143  df-tpos 8208  df-frecs 8264  df-wrecs 8295  df-recs 8344  df-rdg 8383  df-1o 8439  df-2o 8440  df-er 8680  df-map 8812  df-pm 8813  df-ixp 8882  df-en 8930  df-dom 8931  df-sdom 8932  df-fin 8933  df-fsupp 9310  df-sup 9390  df-oi 9460  df-card 9899  df-pnf 11220  df-mnf 11221  df-xr 11222  df-ltxr 11223  df-le 11224  df-sub 11418  df-neg 11419  df-nn 12213  df-2 12282  df-3 12283  df-4 12284  df-5 12285  df-6 12286  df-7 12287  df-8 12288  df-9 12289  df-n0 12484  df-z 12571  df-dec 12691  df-uz 12842  df-ico 13357  df-fz 13515  df-fzo 13662  df-seq 14017  df-hash 14346  df-struct 17185  df-sets 17202  df-slot 17220  df-ndx 17232  df-base 17248  df-ress 17269  df-plusg 17301  df-mulr 17302  df-starv 17303  df-sca 17304  df-vsca 17305  df-ip 17306  df-tset 17307  df-ple 17308  df-ds 17310  df-unif 17311  df-hom 17312  df-cco 17313  df-0g 17472  df-gsum 17473  df-prds 17478  df-pws 17480  df-mre 17616  df-mrc 17617  df-acs 17619  df-mgm 18676  df-sgrp 18755  df-mnd 18771  df-mhm 18819  df-submnd 18820  df-grp 18980  df-minusg 18981  df-sbg 18982  df-mulg 19112  df-subg 19167  df-ghm 19256  df-cntz 19359  df-cmn 19824  df-abl 19825  df-mgp 20189  df-rng 20201  df-ur 20234  df-srg 20239  df-ring 20287  df-cring 20288  df-oppr 20388  df-dvdsr 20408  df-unit 20409  df-nzr 20565  df-subrng 20598  df-subrg 20622  df-drng 20783  df-lmod 20931  df-lss 21001  df-lsp 21041  df-lmhm 21091  df-lbs 21144  df-lvec 21172  df-sra 21242  df-rgmod 21243  df-cnfld 21427  df-dsmm 21786  df-frlm 21801  df-uvc 21837  df-lindf 21860  df-linds 21861  df-psr 21963  df-mvr 21964  df-mpl 21965  df-opsr 21967  df-psr1 22244  df-vr1 22245  df-ply1 22246  df-coe1 22247  df-mdeg 26117  df-deg1 26118
This theorem is referenced by:  ply1degltdim  33922
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