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Theorem lindfrn 22035
Description: The range of an independent family is an independent set. (Contributed by Stefan O'Rear, 24-Feb-2015.)
Assertion
Ref Expression
lindfrn ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → ran 𝐹 ∈ (LIndS‘𝑊))

Proof of Theorem lindfrn
Dummy variables 𝑘 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2760 . . . . 5 (Base‘𝑊) = (Base‘𝑊)
21lindff 22029 . . . 4 ((𝐹 LIndF 𝑊𝑊 ∈ LMod) → 𝐹:dom 𝐹⟶(Base‘𝑊))
32ancoms 464 . . 3 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → 𝐹:dom 𝐹⟶(Base‘𝑊))
43frnd 6712 . 2 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → ran 𝐹 ⊆ (Base‘𝑊))
5 simpll 779 . . . . . . 7 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ 𝑦 ∈ dom 𝐹) → 𝑊 ∈ LMod)
6 imassrn 6067 . . . . . . . . 9 (𝐹 “ (dom 𝐹 ∖ {𝑦})) ⊆ ran 𝐹
76, 4sstrid 3942 . . . . . . . 8 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → (𝐹 “ (dom 𝐹 ∖ {𝑦})) ⊆ (Base‘𝑊))
87adantr 486 . . . . . . 7 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ 𝑦 ∈ dom 𝐹) → (𝐹 “ (dom 𝐹 ∖ {𝑦})) ⊆ (Base‘𝑊))
93ffund 6708 . . . . . . . 8 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → Fun 𝐹)
10 eldifsn 4748 . . . . . . . . . 10 (𝑥 ∈ (ran 𝐹 ∖ {(𝐹𝑦)}) ↔ (𝑥 ∈ ran 𝐹𝑥 ≠ (𝐹𝑦)))
11 funfn 6564 . . . . . . . . . . . . . 14 (Fun 𝐹𝐹 Fn dom 𝐹)
12 fvelrnb 6939 . . . . . . . . . . . . . 14 (𝐹 Fn dom 𝐹 → (𝑥 ∈ ran 𝐹 ↔ ∃𝑘 ∈ dom 𝐹(𝐹𝑘) = 𝑥))
1311, 12sylbi 220 . . . . . . . . . . . . 13 (Fun 𝐹 → (𝑥 ∈ ran 𝐹 ↔ ∃𝑘 ∈ dom 𝐹(𝐹𝑘) = 𝑥))
1413adantr 486 . . . . . . . . . . . 12 ((Fun 𝐹𝑦 ∈ dom 𝐹) → (𝑥 ∈ ran 𝐹 ↔ ∃𝑘 ∈ dom 𝐹(𝐹𝑘) = 𝑥))
15 difss 4083 . . . . . . . . . . . . . . . . . 18 (dom 𝐹 ∖ {𝑦}) ⊆ dom 𝐹
1615jctr 534 . . . . . . . . . . . . . . . . 17 (Fun 𝐹 → (Fun 𝐹 ∧ (dom 𝐹 ∖ {𝑦}) ⊆ dom 𝐹))
1716ad2antrr 739 . . . . . . . . . . . . . . . 16 (((Fun 𝐹𝑦 ∈ dom 𝐹) ∧ (𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦))) → (Fun 𝐹 ∧ (dom 𝐹 ∖ {𝑦}) ⊆ dom 𝐹))
18 simpl 488 . . . . . . . . . . . . . . . . . 18 ((𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦)) → 𝑘 ∈ dom 𝐹)
19 fveq2 6879 . . . . . . . . . . . . . . . . . . . 20 (𝑘 = 𝑦 → (𝐹𝑘) = (𝐹𝑦))
2019necon3i 2987 . . . . . . . . . . . . . . . . . . 19 ((𝐹𝑘) ≠ (𝐹𝑦) → 𝑘𝑦)
2120adantl 487 . . . . . . . . . . . . . . . . . 18 ((𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦)) → 𝑘𝑦)
22 eldifsn 4748 . . . . . . . . . . . . . . . . . 18 (𝑘 ∈ (dom 𝐹 ∖ {𝑦}) ↔ (𝑘 ∈ dom 𝐹𝑘𝑦))
2318, 21, 22sylanbrc 595 . . . . . . . . . . . . . . . . 17 ((𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦)) → 𝑘 ∈ (dom 𝐹 ∖ {𝑦}))
2423adantl 487 . . . . . . . . . . . . . . . 16 (((Fun 𝐹𝑦 ∈ dom 𝐹) ∧ (𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦))) → 𝑘 ∈ (dom 𝐹 ∖ {𝑦}))
25 funfvima2 7231 . . . . . . . . . . . . . . . 16 ((Fun 𝐹 ∧ (dom 𝐹 ∖ {𝑦}) ⊆ dom 𝐹) → (𝑘 ∈ (dom 𝐹 ∖ {𝑦}) → (𝐹𝑘) ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))))
2617, 24, 25sylc 66 . . . . . . . . . . . . . . 15 (((Fun 𝐹𝑦 ∈ dom 𝐹) ∧ (𝑘 ∈ dom 𝐹 ∧ (𝐹𝑘) ≠ (𝐹𝑦))) → (𝐹𝑘) ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})))
2726expr 462 . . . . . . . . . . . . . 14 (((Fun 𝐹𝑦 ∈ dom 𝐹) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹𝑘) ≠ (𝐹𝑦) → (𝐹𝑘) ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))))
28 neeq1 3017 . . . . . . . . . . . . . . 15 ((𝐹𝑘) = 𝑥 → ((𝐹𝑘) ≠ (𝐹𝑦) ↔ 𝑥 ≠ (𝐹𝑦)))
29 eleq1 2848 . . . . . . . . . . . . . . 15 ((𝐹𝑘) = 𝑥 → ((𝐹𝑘) ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})) ↔ 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))))
3028, 29imbi12d 347 . . . . . . . . . . . . . 14 ((𝐹𝑘) = 𝑥 → (((𝐹𝑘) ≠ (𝐹𝑦) → (𝐹𝑘) ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))) ↔ (𝑥 ≠ (𝐹𝑦) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})))))
3127, 30syl5ibcom 248 . . . . . . . . . . . . 13 (((Fun 𝐹𝑦 ∈ dom 𝐹) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹𝑘) = 𝑥 → (𝑥 ≠ (𝐹𝑦) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})))))
3231rexlimdva 3163 . . . . . . . . . . . 12 ((Fun 𝐹𝑦 ∈ dom 𝐹) → (∃𝑘 ∈ dom 𝐹(𝐹𝑘) = 𝑥 → (𝑥 ≠ (𝐹𝑦) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})))))
3314, 32sylbid 243 . . . . . . . . . . 11 ((Fun 𝐹𝑦 ∈ dom 𝐹) → (𝑥 ∈ ran 𝐹 → (𝑥 ≠ (𝐹𝑦) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦})))))
3433impd 416 . . . . . . . . . 10 ((Fun 𝐹𝑦 ∈ dom 𝐹) → ((𝑥 ∈ ran 𝐹𝑥 ≠ (𝐹𝑦)) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))))
3510, 34biimtrid 245 . . . . . . . . 9 ((Fun 𝐹𝑦 ∈ dom 𝐹) → (𝑥 ∈ (ran 𝐹 ∖ {(𝐹𝑦)}) → 𝑥 ∈ (𝐹 “ (dom 𝐹 ∖ {𝑦}))))
3635ssrdv 3937 . . . . . . . 8 ((Fun 𝐹𝑦 ∈ dom 𝐹) → (ran 𝐹 ∖ {(𝐹𝑦)}) ⊆ (𝐹 “ (dom 𝐹 ∖ {𝑦})))
379, 36sylan 592 . . . . . . 7 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ 𝑦 ∈ dom 𝐹) → (ran 𝐹 ∖ {(𝐹𝑦)}) ⊆ (𝐹 “ (dom 𝐹 ∖ {𝑦})))
38 eqid 2760 . . . . . . . 8 (LSpan‘𝑊) = (LSpan‘𝑊)
391, 38lspss 21169 . . . . . . 7 ((𝑊 ∈ LMod ∧ (𝐹 “ (dom 𝐹 ∖ {𝑦})) ⊆ (Base‘𝑊) ∧ (ran 𝐹 ∖ {(𝐹𝑦)}) ⊆ (𝐹 “ (dom 𝐹 ∖ {𝑦}))) → ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})) ⊆ ((LSpan‘𝑊)‘(𝐹 “ (dom 𝐹 ∖ {𝑦}))))
405, 8, 37, 39syl3anc 1398 . . . . . 6 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ 𝑦 ∈ dom 𝐹) → ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})) ⊆ ((LSpan‘𝑊)‘(𝐹 “ (dom 𝐹 ∖ {𝑦}))))
4140adantrr 730 . . . . 5 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})) ⊆ ((LSpan‘𝑊)‘(𝐹 “ (dom 𝐹 ∖ {𝑦}))))
42 simplr 781 . . . . . 6 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → 𝐹 LIndF 𝑊)
43 simprl 783 . . . . . 6 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → 𝑦 ∈ dom 𝐹)
44 eldifi 4078 . . . . . . 7 (𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) → 𝑘 ∈ (Base‘(Scalar‘𝑊)))
4544ad2antll 742 . . . . . 6 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → 𝑘 ∈ (Base‘(Scalar‘𝑊)))
46 eldifsni 4753 . . . . . . 7 (𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) → 𝑘 ≠ (0g‘(Scalar‘𝑊)))
4746ad2antll 742 . . . . . 6 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → 𝑘 ≠ (0g‘(Scalar‘𝑊)))
48 eqid 2760 . . . . . . 7 ( ·𝑠𝑊) = ( ·𝑠𝑊)
49 eqid 2760 . . . . . . 7 (Scalar‘𝑊) = (Scalar‘𝑊)
50 eqid 2760 . . . . . . 7 (0g‘(Scalar‘𝑊)) = (0g‘(Scalar‘𝑊))
51 eqid 2760 . . . . . . 7 (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
5248, 38, 49, 50, 51lindfind 22030 . . . . . 6 (((𝐹 LIndF 𝑊𝑦 ∈ dom 𝐹) ∧ (𝑘 ∈ (Base‘(Scalar‘𝑊)) ∧ 𝑘 ≠ (0g‘(Scalar‘𝑊)))) → ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(𝐹 “ (dom 𝐹 ∖ {𝑦}))))
5342, 43, 45, 47, 52syl22anc 852 . . . . 5 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(𝐹 “ (dom 𝐹 ∖ {𝑦}))))
5441, 53ssneldd 3934 . . . 4 (((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) ∧ (𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}))) → ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})))
5554ralrimivva 3205 . . 3 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → ∀𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})))
569funfnd 6565 . . . 4 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → 𝐹 Fn dom 𝐹)
57 oveq2 7422 . . . . . . . 8 (𝑥 = (𝐹𝑦) → (𝑘( ·𝑠𝑊)𝑥) = (𝑘( ·𝑠𝑊)(𝐹𝑦)))
58 sneq 4594 . . . . . . . . . 10 (𝑥 = (𝐹𝑦) → {𝑥} = {(𝐹𝑦)})
5958difeq2d 4074 . . . . . . . . 9 (𝑥 = (𝐹𝑦) → (ran 𝐹 ∖ {𝑥}) = (ran 𝐹 ∖ {(𝐹𝑦)}))
6059fveq2d 6883 . . . . . . . 8 (𝑥 = (𝐹𝑦) → ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) = ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)})))
6157, 60eleq12d 2854 . . . . . . 7 (𝑥 = (𝐹𝑦) → ((𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) ↔ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)}))))
6261notbid 321 . . . . . 6 (𝑥 = (𝐹𝑦) → (¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) ↔ ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)}))))
6362ralbidv 3185 . . . . 5 (𝑥 = (𝐹𝑦) → (∀𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) ↔ ∀𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)}))))
6463ralrn 7082 . . . 4 (𝐹 Fn dom 𝐹 → (∀𝑥 ∈ ran 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) ↔ ∀𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)}))))
6556, 64syl 18 . . 3 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → (∀𝑥 ∈ ran 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})) ↔ ∀𝑦 ∈ dom 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)(𝐹𝑦)) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {(𝐹𝑦)}))))
6655, 65mpbird 260 . 2 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → ∀𝑥 ∈ ran 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})))
671, 48, 38, 49, 51, 50islinds2 22027 . . 3 (𝑊 ∈ LMod → (ran 𝐹 ∈ (LIndS‘𝑊) ↔ (ran 𝐹 ⊆ (Base‘𝑊) ∧ ∀𝑥 ∈ ran 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})))))
6867adantr 486 . 2 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → (ran 𝐹 ∈ (LIndS‘𝑊) ↔ (ran 𝐹 ⊆ (Base‘𝑊) ∧ ∀𝑥 ∈ ran 𝐹𝑘 ∈ ((Base‘(Scalar‘𝑊)) ∖ {(0g‘(Scalar‘𝑊))}) ¬ (𝑘( ·𝑠𝑊)𝑥) ∈ ((LSpan‘𝑊)‘(ran 𝐹 ∖ {𝑥})))))
694, 66, 68mpbir2and 726 1 ((𝑊 ∈ LMod ∧ 𝐹 LIndF 𝑊) → ran 𝐹 ∈ (LIndS‘𝑊))
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  ¬ wn 3  wi 4  wb 209  wa 401   = wceq 1570  wcel 2145  wne 2955  wral 3076  wrex 3086  cdif 3896  wss 3899  {csn 4584   class class class wbr 5103  dom cdm 5655  ran crn 5656  cima 5658  Fun wfun 6527   Fn wfn 6528  wf 6529  cfv 6533  (class class class)co 7414  Basecbs 17302  Scalarcsca 17346   ·𝑠 cvsca 17347  0gc0g 17525  LModclmod 21045  LSpanclspn 21156   LIndF clindf 22018  LIndSclinds 22019
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2213  ax-ext 2732  ax-rep 5232  ax-sep 5251  ax-nul 5263  ax-pow 5330  ax-pr 5398  ax-un 7737  ax-cnex 11181  ax-1cn 11183  ax-addcl 11185
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-ral 3077  df-rex 3087  df-rmo 3365  df-reu 3366  df-rab 3413  df-v 3452  df-sbc 3740  df-csb 3848  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-pss 3919  df-nul 4280  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-int 4908  df-iun 4953  df-br 5104  df-opab 5168  df-mpt 5187  df-tr 5213  df-id 5550  df-eprel 5555  df-po 5563  df-so 5564  df-fr 5608  df-we 5610  df-xp 5661  df-rel 5662  df-cnv 5663  df-co 5664  df-dm 5665  df-rn 5666  df-res 5667  df-ima 5668  df-pred 6299  df-ord 6360  df-on 6361  df-lim 6362  df-suc 6363  df-iota 6489  df-fun 6535  df-fn 6536  df-f 6537  df-f1 6538  df-fo 6539  df-f1o 6540  df-fv 6541  df-riota 7371  df-ov 7417  df-om 7864  df-2nd 7988  df-frecs 8281  df-wrecs 8312  df-recs 8361  df-rdg 8400  df-nn 12259  df-slot 17275  df-ndx 17287  df-base 17303  df-0g 17527  df-mgm 18731  df-sgrp 18822  df-mnd 18838  df-grp 19061  df-lmod 21047  df-lss 21117  df-lsp 21157  df-lindf 22020  df-linds 22021
This theorem is used by:  islindf3  22040  lindsmm  22042  matunitlindflem2  22903
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