Step | Hyp | Ref
| Expression |
1 | | iftrue 4465 |
. . . . 5
⊢ (𝑥 = (𝐼 × {0}) → if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)) = 𝑋) |
2 | 1 | eleq1d 2823 |
. . . 4
⊢ (𝑥 = (𝐼 × {0}) → (if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)) ∈ (Base‘𝐻) ↔ 𝑋 ∈ (Base‘𝐻))) |
3 | | eqid 2738 |
. . . . . 6
⊢ (𝐼 mPwSer 𝐻) = (𝐼 mPwSer 𝐻) |
4 | | eqid 2738 |
. . . . . 6
⊢
(Base‘𝐻) =
(Base‘𝐻) |
5 | | eqid 2738 |
. . . . . 6
⊢ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} = {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈
Fin} |
6 | | eqid 2738 |
. . . . . 6
⊢
(Base‘(𝐼
mPwSer 𝐻)) =
(Base‘(𝐼 mPwSer 𝐻)) |
7 | | subrgascl.p |
. . . . . . . . 9
⊢ 𝑃 = (𝐼 mPoly 𝑅) |
8 | | eqid 2738 |
. . . . . . . . 9
⊢
(0g‘𝑅) = (0g‘𝑅) |
9 | | subrgasclcl.k |
. . . . . . . . 9
⊢ 𝐾 = (Base‘𝑅) |
10 | | subrgascl.a |
. . . . . . . . 9
⊢ 𝐴 = (algSc‘𝑃) |
11 | | subrgascl.i |
. . . . . . . . 9
⊢ (𝜑 → 𝐼 ∈ 𝑊) |
12 | | subrgascl.r |
. . . . . . . . . 10
⊢ (𝜑 → 𝑇 ∈ (SubRing‘𝑅)) |
13 | | subrgrcl 20029 |
. . . . . . . . . 10
⊢ (𝑇 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring) |
14 | 12, 13 | syl 17 |
. . . . . . . . 9
⊢ (𝜑 → 𝑅 ∈ Ring) |
15 | | subrgasclcl.x |
. . . . . . . . 9
⊢ (𝜑 → 𝑋 ∈ 𝐾) |
16 | 7, 5, 8, 9, 10, 11, 14, 15 | mplascl 21272 |
. . . . . . . 8
⊢ (𝜑 → (𝐴‘𝑋) = (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)))) |
17 | 16 | adantr 481 |
. . . . . . 7
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → (𝐴‘𝑋) = (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)))) |
18 | | subrgascl.u |
. . . . . . . . . 10
⊢ 𝑈 = (𝐼 mPoly 𝐻) |
19 | | subrgasclcl.b |
. . . . . . . . . 10
⊢ 𝐵 = (Base‘𝑈) |
20 | | subrgascl.h |
. . . . . . . . . . . 12
⊢ 𝐻 = (𝑅 ↾s 𝑇) |
21 | 20 | subrgring 20027 |
. . . . . . . . . . 11
⊢ (𝑇 ∈ (SubRing‘𝑅) → 𝐻 ∈ Ring) |
22 | 12, 21 | syl 17 |
. . . . . . . . . 10
⊢ (𝜑 → 𝐻 ∈ Ring) |
23 | 3, 18, 19, 11, 22 | mplsubrg 21211 |
. . . . . . . . 9
⊢ (𝜑 → 𝐵 ∈ (SubRing‘(𝐼 mPwSer 𝐻))) |
24 | 6 | subrgss 20025 |
. . . . . . . . 9
⊢ (𝐵 ∈ (SubRing‘(𝐼 mPwSer 𝐻)) → 𝐵 ⊆ (Base‘(𝐼 mPwSer 𝐻))) |
25 | 23, 24 | syl 17 |
. . . . . . . 8
⊢ (𝜑 → 𝐵 ⊆ (Base‘(𝐼 mPwSer 𝐻))) |
26 | 25 | sselda 3921 |
. . . . . . 7
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → (𝐴‘𝑋) ∈ (Base‘(𝐼 mPwSer 𝐻))) |
27 | 17, 26 | eqeltrrd 2840 |
. . . . . 6
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅))) ∈ (Base‘(𝐼 mPwSer 𝐻))) |
28 | 3, 4, 5, 6, 27 | psrelbas 21148 |
. . . . 5
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅))):{𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈
Fin}⟶(Base‘𝐻)) |
29 | | eqid 2738 |
. . . . . 6
⊢ (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅))) = (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅))) |
30 | 29 | fmpt 6984 |
. . . . 5
⊢
(∀𝑥 ∈
{𝑓 ∈
(ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin}if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)) ∈ (Base‘𝐻) ↔ (𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin} ↦
if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅))):{𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈
Fin}⟶(Base‘𝐻)) |
31 | 28, 30 | sylibr 233 |
. . . 4
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → ∀𝑥 ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈ Fin}if(𝑥 = (𝐼 × {0}), 𝑋, (0g‘𝑅)) ∈ (Base‘𝐻)) |
32 | 11 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → 𝐼 ∈ 𝑊) |
33 | 5 | psrbag0 21270 |
. . . . 5
⊢ (𝐼 ∈ 𝑊 → (𝐼 × {0}) ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈
Fin}) |
34 | 32, 33 | syl 17 |
. . . 4
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → (𝐼 × {0}) ∈ {𝑓 ∈ (ℕ0
↑m 𝐼)
∣ (◡𝑓 “ ℕ) ∈
Fin}) |
35 | 2, 31, 34 | rspcdva 3562 |
. . 3
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → 𝑋 ∈ (Base‘𝐻)) |
36 | 20 | subrgbas 20033 |
. . . . 5
⊢ (𝑇 ∈ (SubRing‘𝑅) → 𝑇 = (Base‘𝐻)) |
37 | 12, 36 | syl 17 |
. . . 4
⊢ (𝜑 → 𝑇 = (Base‘𝐻)) |
38 | 37 | adantr 481 |
. . 3
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → 𝑇 = (Base‘𝐻)) |
39 | 35, 38 | eleqtrrd 2842 |
. 2
⊢ ((𝜑 ∧ (𝐴‘𝑋) ∈ 𝐵) → 𝑋 ∈ 𝑇) |
40 | | eqid 2738 |
. . . . . 6
⊢
(algSc‘𝑈) =
(algSc‘𝑈) |
41 | 7, 10, 20, 18, 11, 12, 40 | subrgascl 21274 |
. . . . 5
⊢ (𝜑 → (algSc‘𝑈) = (𝐴 ↾ 𝑇)) |
42 | 41 | fveq1d 6776 |
. . . 4
⊢ (𝜑 → ((algSc‘𝑈)‘𝑋) = ((𝐴 ↾ 𝑇)‘𝑋)) |
43 | | fvres 6793 |
. . . 4
⊢ (𝑋 ∈ 𝑇 → ((𝐴 ↾ 𝑇)‘𝑋) = (𝐴‘𝑋)) |
44 | 42, 43 | sylan9eq 2798 |
. . 3
⊢ ((𝜑 ∧ 𝑋 ∈ 𝑇) → ((algSc‘𝑈)‘𝑋) = (𝐴‘𝑋)) |
45 | | eqid 2738 |
. . . . . . 7
⊢
(Scalar‘𝑈) =
(Scalar‘𝑈) |
46 | 18 | mplring 21224 |
. . . . . . 7
⊢ ((𝐼 ∈ 𝑊 ∧ 𝐻 ∈ Ring) → 𝑈 ∈ Ring) |
47 | 18 | mpllmod 21223 |
. . . . . . 7
⊢ ((𝐼 ∈ 𝑊 ∧ 𝐻 ∈ Ring) → 𝑈 ∈ LMod) |
48 | | eqid 2738 |
. . . . . . 7
⊢
(Base‘(Scalar‘𝑈)) = (Base‘(Scalar‘𝑈)) |
49 | 40, 45, 46, 47, 48, 19 | asclf 21086 |
. . . . . 6
⊢ ((𝐼 ∈ 𝑊 ∧ 𝐻 ∈ Ring) → (algSc‘𝑈):(Base‘(Scalar‘𝑈))⟶𝐵) |
50 | 11, 22, 49 | syl2anc 584 |
. . . . 5
⊢ (𝜑 → (algSc‘𝑈):(Base‘(Scalar‘𝑈))⟶𝐵) |
51 | 50 | adantr 481 |
. . . 4
⊢ ((𝜑 ∧ 𝑋 ∈ 𝑇) → (algSc‘𝑈):(Base‘(Scalar‘𝑈))⟶𝐵) |
52 | 18, 11, 22 | mplsca 21217 |
. . . . . . . 8
⊢ (𝜑 → 𝐻 = (Scalar‘𝑈)) |
53 | 52 | fveq2d 6778 |
. . . . . . 7
⊢ (𝜑 → (Base‘𝐻) =
(Base‘(Scalar‘𝑈))) |
54 | 37, 53 | eqtrd 2778 |
. . . . . 6
⊢ (𝜑 → 𝑇 = (Base‘(Scalar‘𝑈))) |
55 | 54 | eleq2d 2824 |
. . . . 5
⊢ (𝜑 → (𝑋 ∈ 𝑇 ↔ 𝑋 ∈ (Base‘(Scalar‘𝑈)))) |
56 | 55 | biimpa 477 |
. . . 4
⊢ ((𝜑 ∧ 𝑋 ∈ 𝑇) → 𝑋 ∈ (Base‘(Scalar‘𝑈))) |
57 | 51, 56 | ffvelrnd 6962 |
. . 3
⊢ ((𝜑 ∧ 𝑋 ∈ 𝑇) → ((algSc‘𝑈)‘𝑋) ∈ 𝐵) |
58 | 44, 57 | eqeltrrd 2840 |
. 2
⊢ ((𝜑 ∧ 𝑋 ∈ 𝑇) → (𝐴‘𝑋) ∈ 𝐵) |
59 | 39, 58 | impbida 798 |
1
⊢ (𝜑 → ((𝐴‘𝑋) ∈ 𝐵 ↔ 𝑋 ∈ 𝑇)) |