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Theorem madjusmdetlem1 33827
Description: Lemma for madjusmdet 33831. (Contributed by Thierry Arnoux, 22-Aug-2020.)
Hypotheses
Ref Expression
madjusmdet.b 𝐵 = (Base‘𝐴)
madjusmdet.a 𝐴 = ((1...𝑁) Mat 𝑅)
madjusmdet.d 𝐷 = ((1...𝑁) maDet 𝑅)
madjusmdet.k 𝐾 = ((1...𝑁) maAdju 𝑅)
madjusmdet.t · = (.r𝑅)
madjusmdet.z 𝑍 = (ℤRHom‘𝑅)
madjusmdet.e 𝐸 = ((1...(𝑁 − 1)) maDet 𝑅)
madjusmdet.n (𝜑𝑁 ∈ ℕ)
madjusmdet.r (𝜑𝑅 ∈ CRing)
madjusmdet.i (𝜑𝐼 ∈ (1...𝑁))
madjusmdet.j (𝜑𝐽 ∈ (1...𝑁))
madjusmdet.m (𝜑𝑀𝐵)
madjusmdetlem1.g 𝐺 = (Base‘(SymGrp‘(1...𝑁)))
madjusmdetlem1.s 𝑆 = (pmSgn‘(1...𝑁))
madjusmdetlem1.u 𝑈 = (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)
madjusmdetlem1.w 𝑊 = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)𝑈(𝑄𝑗)))
madjusmdetlem1.p (𝜑𝑃𝐺)
madjusmdetlem1.q (𝜑𝑄𝐺)
madjusmdetlem1.1 (𝜑 → (𝑃𝑁) = 𝐼)
madjusmdetlem1.2 (𝜑 → (𝑄𝑁) = 𝐽)
madjusmdetlem1.3 (𝜑 → (𝐼(subMat1‘𝑈)𝐽) = (𝑁(subMat1‘𝑊)𝑁))
Assertion
Ref Expression
madjusmdetlem1 (𝜑 → (𝐽(𝐾𝑀)𝐼) = ((𝑍‘((𝑆𝑃) · (𝑆𝑄))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))
Distinct variable groups:   𝐵,𝑖,𝑗   𝑖,𝐼,𝑗   𝑖,𝐽,𝑗   𝑖,𝑀,𝑗   𝑖,𝑁,𝑗   𝑃,𝑖,𝑗   𝑄,𝑖,𝑗   𝑅,𝑖,𝑗   𝜑,𝑖,𝑗   𝑖,𝐺,𝑗   𝑖,𝑊,𝑗   𝑈,𝑖,𝑗
Allowed substitution hints:   𝐴(𝑖,𝑗)   𝐷(𝑖,𝑗)   𝑆(𝑖,𝑗)   · (𝑖,𝑗)   𝐸(𝑖,𝑗)   𝐾(𝑖,𝑗)   𝑍(𝑖,𝑗)

Proof of Theorem madjusmdetlem1
StepHypRef Expression
1 madjusmdet.m . . . 4 (𝜑𝑀𝐵)
2 madjusmdet.j . . . 4 (𝜑𝐽 ∈ (1...𝑁))
3 madjusmdet.i . . . 4 (𝜑𝐼 ∈ (1...𝑁))
4 madjusmdet.a . . . . 5 𝐴 = ((1...𝑁) Mat 𝑅)
5 madjusmdet.b . . . . 5 𝐵 = (Base‘𝐴)
6 madjusmdet.d . . . . 5 𝐷 = ((1...𝑁) maDet 𝑅)
7 madjusmdet.k . . . . 5 𝐾 = ((1...𝑁) maAdju 𝑅)
84, 5, 6, 7maducoevalmin1 22659 . . . 4 ((𝑀𝐵𝐽 ∈ (1...𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐽(𝐾𝑀)𝐼) = (𝐷‘(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)))
91, 2, 3, 8syl3anc 1372 . . 3 (𝜑 → (𝐽(𝐾𝑀)𝐼) = (𝐷‘(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)))
10 madjusmdetlem1.u . . . 4 𝑈 = (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)
1110fveq2i 6908 . . 3 (𝐷𝑈) = (𝐷‘(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽))
129, 11eqtr4di 2794 . 2 (𝜑 → (𝐽(𝐾𝑀)𝐼) = (𝐷𝑈))
13 madjusmdetlem1.g . . 3 𝐺 = (Base‘(SymGrp‘(1...𝑁)))
14 madjusmdetlem1.s . . 3 𝑆 = (pmSgn‘(1...𝑁))
15 madjusmdet.z . . 3 𝑍 = (ℤRHom‘𝑅)
16 madjusmdet.t . . 3 · = (.r𝑅)
17 madjusmdetlem1.w . . 3 𝑊 = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)𝑈(𝑄𝑗)))
18 madjusmdet.r . . 3 (𝜑𝑅 ∈ CRing)
19 fzfid 14015 . . 3 (𝜑 → (1...𝑁) ∈ Fin)
20 crngring 20243 . . . . . 6 (𝑅 ∈ CRing → 𝑅 ∈ Ring)
2118, 20syl 17 . . . . 5 (𝜑𝑅 ∈ Ring)
224, 5minmar1cl 22658 . . . . 5 (((𝑅 ∈ Ring ∧ 𝑀𝐵) ∧ (𝐼 ∈ (1...𝑁) ∧ 𝐽 ∈ (1...𝑁))) → (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽) ∈ 𝐵)
2321, 1, 3, 2, 22syl22anc 838 . . . 4 (𝜑 → (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽) ∈ 𝐵)
2410, 23eqeltrid 2844 . . 3 (𝜑𝑈𝐵)
25 madjusmdetlem1.p . . 3 (𝜑𝑃𝐺)
26 madjusmdetlem1.q . . 3 (𝜑𝑄𝐺)
274, 5, 6, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26mdetpmtr12 33825 . 2 (𝜑 → (𝐷𝑈) = ((𝑍‘((𝑆𝑃) · (𝑆𝑄))) · (𝐷𝑊)))
28 simplr 768 . . . . . . . . . . . . . 14 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → 𝑖 = 𝑁)
2928fveq2d 6909 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑃𝑖) = (𝑃𝑁))
30 madjusmdetlem1.1 . . . . . . . . . . . . . . 15 (𝜑 → (𝑃𝑁) = 𝐼)
31303ad2ant1 1133 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑃𝑁) = 𝐼)
3231ad2antrr 726 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑃𝑁) = 𝐼)
3329, 32eqtrd 2776 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑃𝑖) = 𝐼)
34 simpr 484 . . . . . . . . . . . . . 14 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → 𝑗 = 𝑁)
3534fveq2d 6909 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑄𝑗) = (𝑄𝑁))
36 madjusmdetlem1.2 . . . . . . . . . . . . . . 15 (𝜑 → (𝑄𝑁) = 𝐽)
37363ad2ant1 1133 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑄𝑁) = 𝐽)
3837ad2antrr 726 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑄𝑁) = 𝐽)
3935, 38eqtrd 2776 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝑄𝑗) = 𝐽)
4033, 39oveq12d 7450 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) = (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)𝐽))
4113ad2ant1 1133 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑀𝐵)
4241ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → 𝑀𝐵)
4333ad2ant1 1133 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝐼 ∈ (1...𝑁))
4443ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → 𝐼 ∈ (1...𝑁))
4523ad2ant1 1133 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝐽 ∈ (1...𝑁))
4645ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → 𝐽 ∈ (1...𝑁))
47 eqid 2736 . . . . . . . . . . . . 13 ((1...𝑁) minMatR1 𝑅) = ((1...𝑁) minMatR1 𝑅)
48 eqid 2736 . . . . . . . . . . . . 13 (1r𝑅) = (1r𝑅)
49 eqid 2736 . . . . . . . . . . . . 13 (0g𝑅) = (0g𝑅)
504, 5, 47, 48, 49minmar1eval 22656 . . . . . . . . . . . 12 ((𝑀𝐵 ∧ (𝐼 ∈ (1...𝑁) ∧ 𝐽 ∈ (1...𝑁)) ∧ (𝐼 ∈ (1...𝑁) ∧ 𝐽 ∈ (1...𝑁))) → (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)𝐽) = if(𝐼 = 𝐼, if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀𝐽)))
5142, 44, 46, 44, 46, 50syl122anc 1380 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)𝐽) = if(𝐼 = 𝐼, if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀𝐽)))
52 eqid 2736 . . . . . . . . . . . . . 14 𝐼 = 𝐼
5352iftruei 4531 . . . . . . . . . . . . 13 if(𝐼 = 𝐼, if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀𝐽)) = if(𝐽 = 𝐽, (1r𝑅), (0g𝑅))
54 eqid 2736 . . . . . . . . . . . . . 14 𝐽 = 𝐽
5554iftruei 4531 . . . . . . . . . . . . 13 if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)) = (1r𝑅)
5653, 55eqtri 2764 . . . . . . . . . . . 12 if(𝐼 = 𝐼, if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀𝐽)) = (1r𝑅)
5756a1i 11 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → if(𝐼 = 𝐼, if(𝐽 = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀𝐽)) = (1r𝑅))
5840, 51, 573eqtrrd 2781 . . . . . . . . . 10 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ 𝑗 = 𝑁) → (1r𝑅) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
59 simplr 768 . . . . . . . . . . . . . 14 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → 𝑖 = 𝑁)
6059fveq2d 6909 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (𝑃𝑖) = (𝑃𝑁))
6131ad2antrr 726 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (𝑃𝑁) = 𝐼)
6260, 61eqtrd 2776 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (𝑃𝑖) = 𝐼)
6362oveq1d 7447 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) = (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
6441ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → 𝑀𝐵)
6543ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → 𝐼 ∈ (1...𝑁))
6645ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → 𝐽 ∈ (1...𝑁))
67263ad2ant1 1133 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑄𝐺)
68 simp3 1138 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑗 ∈ (1...𝑁))
69 eqid 2736 . . . . . . . . . . . . . . 15 (SymGrp‘(1...𝑁)) = (SymGrp‘(1...𝑁))
7069, 13symgfv 19398 . . . . . . . . . . . . . 14 ((𝑄𝐺𝑗 ∈ (1...𝑁)) → (𝑄𝑗) ∈ (1...𝑁))
7167, 68, 70syl2anc 584 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑄𝑗) ∈ (1...𝑁))
7271ad2antrr 726 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (𝑄𝑗) ∈ (1...𝑁))
734, 5, 47, 48, 49minmar1eval 22656 . . . . . . . . . . . 12 ((𝑀𝐵 ∧ (𝐼 ∈ (1...𝑁) ∧ 𝐽 ∈ (1...𝑁)) ∧ (𝐼 ∈ (1...𝑁) ∧ (𝑄𝑗) ∈ (1...𝑁))) → (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) = if(𝐼 = 𝐼, if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀(𝑄𝑗))))
7464, 65, 66, 65, 72, 73syl122anc 1380 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (𝐼(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) = if(𝐼 = 𝐼, if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀(𝑄𝑗))))
7552a1i 11 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → 𝐼 = 𝐼)
7675iftrued 4532 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → if(𝐼 = 𝐼, if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀(𝑄𝑗))) = if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)))
77 simpr 484 . . . . . . . . . . . . . . . . . 18 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → (𝑄𝑗) = 𝐽)
7877fveq2d 6909 . . . . . . . . . . . . . . . . 17 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → (𝑄‘(𝑄𝑗)) = (𝑄𝐽))
7969, 13symgbasf1o 19393 . . . . . . . . . . . . . . . . . . . 20 (𝑄𝐺𝑄:(1...𝑁)–1-1-onto→(1...𝑁))
8067, 79syl 17 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑄:(1...𝑁)–1-1-onto→(1...𝑁))
8180ad2antrr 726 . . . . . . . . . . . . . . . . . 18 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → 𝑄:(1...𝑁)–1-1-onto→(1...𝑁))
8268ad2antrr 726 . . . . . . . . . . . . . . . . . 18 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → 𝑗 ∈ (1...𝑁))
83 f1ocnvfv1 7297 . . . . . . . . . . . . . . . . . 18 ((𝑄:(1...𝑁)–1-1-onto→(1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑄‘(𝑄𝑗)) = 𝑗)
8481, 82, 83syl2anc 584 . . . . . . . . . . . . . . . . 17 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → (𝑄‘(𝑄𝑗)) = 𝑗)
8536fveq2d 6909 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → (𝑄‘(𝑄𝑁)) = (𝑄𝐽))
8626, 79syl 17 . . . . . . . . . . . . . . . . . . . . 21 (𝜑𝑄:(1...𝑁)–1-1-onto→(1...𝑁))
87 madjusmdet.n . . . . . . . . . . . . . . . . . . . . . . 23 (𝜑𝑁 ∈ ℕ)
88 nnuz 12922 . . . . . . . . . . . . . . . . . . . . . . 23 ℕ = (ℤ‘1)
8987, 88eleqtrdi 2850 . . . . . . . . . . . . . . . . . . . . . 22 (𝜑𝑁 ∈ (ℤ‘1))
90 eluzfz2 13573 . . . . . . . . . . . . . . . . . . . . . 22 (𝑁 ∈ (ℤ‘1) → 𝑁 ∈ (1...𝑁))
9189, 90syl 17 . . . . . . . . . . . . . . . . . . . . 21 (𝜑𝑁 ∈ (1...𝑁))
92 f1ocnvfv1 7297 . . . . . . . . . . . . . . . . . . . . 21 ((𝑄:(1...𝑁)–1-1-onto→(1...𝑁) ∧ 𝑁 ∈ (1...𝑁)) → (𝑄‘(𝑄𝑁)) = 𝑁)
9386, 91, 92syl2anc 584 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → (𝑄‘(𝑄𝑁)) = 𝑁)
9485, 93eqtr3d 2778 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (𝑄𝐽) = 𝑁)
95943ad2ant1 1133 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑄𝐽) = 𝑁)
9695ad2antrr 726 . . . . . . . . . . . . . . . . 17 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → (𝑄𝐽) = 𝑁)
9778, 84, 963eqtr3d 2784 . . . . . . . . . . . . . . . 16 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ (𝑄𝑗) = 𝐽) → 𝑗 = 𝑁)
9897ex 412 . . . . . . . . . . . . . . 15 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) → ((𝑄𝑗) = 𝐽𝑗 = 𝑁))
9998con3d 152 . . . . . . . . . . . . . 14 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) → (¬ 𝑗 = 𝑁 → ¬ (𝑄𝑗) = 𝐽))
10099imp 406 . . . . . . . . . . . . 13 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → ¬ (𝑄𝑗) = 𝐽)
101100iffalsed 4535 . . . . . . . . . . . 12 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)) = (0g𝑅))
10276, 101eqtrd 2776 . . . . . . . . . . 11 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → if(𝐼 = 𝐼, if((𝑄𝑗) = 𝐽, (1r𝑅), (0g𝑅)), (𝐼𝑀(𝑄𝑗))) = (0g𝑅))
10363, 74, 1023eqtrrd 2781 . . . . . . . . . 10 ((((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) ∧ ¬ 𝑗 = 𝑁) → (0g𝑅) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
10458, 103ifeqda 4561 . . . . . . . . 9 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ 𝑖 = 𝑁) → if(𝑗 = 𝑁, (1r𝑅), (0g𝑅)) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
105 simp2 1137 . . . . . . . . . . 11 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑖 ∈ (1...𝑁))
106105adantr 480 . . . . . . . . . 10 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ ¬ 𝑖 = 𝑁) → 𝑖 ∈ (1...𝑁))
10768adantr 480 . . . . . . . . . 10 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ ¬ 𝑖 = 𝑁) → 𝑗 ∈ (1...𝑁))
108 ovexd 7467 . . . . . . . . . 10 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ ¬ 𝑖 = 𝑁) → ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) ∈ V)
10910oveqi 7445 . . . . . . . . . . . . . 14 ((𝑃𝑖)𝑈(𝑄𝑗)) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗))
110109a1i 11 . . . . . . . . . . . . 13 ((𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → ((𝑃𝑖)𝑈(𝑄𝑗)) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
111110mpoeq3ia 7512 . . . . . . . . . . . 12 (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)𝑈(𝑄𝑗))) = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
11217, 111eqtri 2764 . . . . . . . . . . 11 𝑊 = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
113112ovmpt4g 7581 . . . . . . . . . 10 ((𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁) ∧ ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)) ∈ V) → (𝑖𝑊𝑗) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
114106, 107, 108, 113syl3anc 1372 . . . . . . . . 9 (((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) ∧ ¬ 𝑖 = 𝑁) → (𝑖𝑊𝑗) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
115104, 114ifeqda 4561 . . . . . . . 8 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → if(𝑖 = 𝑁, if(𝑗 = 𝑁, (1r𝑅), (0g𝑅)), (𝑖𝑊𝑗)) = ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗)))
116115mpoeq3dva 7511 . . . . . . 7 (𝜑 → (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ if(𝑖 = 𝑁, if(𝑗 = 𝑁, (1r𝑅), (0g𝑅)), (𝑖𝑊𝑗))) = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗))))
117 eqid 2736 . . . . . . . . . 10 (Base‘𝑅) = (Base‘𝑅)
118253ad2ant1 1133 . . . . . . . . . . . 12 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑃𝐺)
11969, 13symgfv 19398 . . . . . . . . . . . 12 ((𝑃𝐺𝑖 ∈ (1...𝑁)) → (𝑃𝑖) ∈ (1...𝑁))
120118, 105, 119syl2anc 584 . . . . . . . . . . 11 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → (𝑃𝑖) ∈ (1...𝑁))
121243ad2ant1 1133 . . . . . . . . . . 11 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → 𝑈𝐵)
1224, 117, 5, 120, 71, 121matecld 22433 . . . . . . . . . 10 ((𝜑𝑖 ∈ (1...𝑁) ∧ 𝑗 ∈ (1...𝑁)) → ((𝑃𝑖)𝑈(𝑄𝑗)) ∈ (Base‘𝑅))
1234, 117, 5, 19, 18, 122matbas2d 22430 . . . . . . . . 9 (𝜑 → (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)𝑈(𝑄𝑗))) ∈ 𝐵)
12417, 123eqeltrid 2844 . . . . . . . 8 (𝜑𝑊𝐵)
125117, 48ringidcl 20263 . . . . . . . . 9 (𝑅 ∈ Ring → (1r𝑅) ∈ (Base‘𝑅))
12621, 125syl 17 . . . . . . . 8 (𝜑 → (1r𝑅) ∈ (Base‘𝑅))
127 eqid 2736 . . . . . . . . 9 ((1...𝑁) matRRep 𝑅) = ((1...𝑁) matRRep 𝑅)
1284, 5, 127, 49marrepval 22569 . . . . . . . 8 (((𝑊𝐵 ∧ (1r𝑅) ∈ (Base‘𝑅)) ∧ (𝑁 ∈ (1...𝑁) ∧ 𝑁 ∈ (1...𝑁))) → (𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁) = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ if(𝑖 = 𝑁, if(𝑗 = 𝑁, (1r𝑅), (0g𝑅)), (𝑖𝑊𝑗))))
129124, 126, 91, 91, 128syl22anc 838 . . . . . . 7 (𝜑 → (𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁) = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ if(𝑖 = 𝑁, if(𝑗 = 𝑁, (1r𝑅), (0g𝑅)), (𝑖𝑊𝑗))))
130112a1i 11 . . . . . . 7 (𝜑𝑊 = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ ((𝑃𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)(𝑄𝑗))))
131116, 129, 1303eqtr4d 2786 . . . . . 6 (𝜑 → (𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁) = 𝑊)
132131fveq2d 6909 . . . . 5 (𝜑 → (𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = (𝐷𝑊))
133 eqid 2736 . . . . . . . . . . . 12 ((1...𝑁) subMat 𝑅) = ((1...𝑁) subMat 𝑅)
1344, 133, 5submaval 22588 . . . . . . . . . . 11 ((𝑊𝐵𝑁 ∈ (1...𝑁) ∧ 𝑁 ∈ (1...𝑁)) → (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁) = (𝑖 ∈ ((1...𝑁) ∖ {𝑁}), 𝑗 ∈ ((1...𝑁) ∖ {𝑁}) ↦ (𝑖𝑊𝑗)))
135124, 91, 91, 134syl3anc 1372 . . . . . . . . . 10 (𝜑 → (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁) = (𝑖 ∈ ((1...𝑁) ∖ {𝑁}), 𝑗 ∈ ((1...𝑁) ∖ {𝑁}) ↦ (𝑖𝑊𝑗)))
136 fzdif2 32793 . . . . . . . . . . . 12 (𝑁 ∈ (ℤ‘1) → ((1...𝑁) ∖ {𝑁}) = (1...(𝑁 − 1)))
13789, 136syl 17 . . . . . . . . . . 11 (𝜑 → ((1...𝑁) ∖ {𝑁}) = (1...(𝑁 − 1)))
138 mpoeq12 7507 . . . . . . . . . . 11 ((((1...𝑁) ∖ {𝑁}) = (1...(𝑁 − 1)) ∧ ((1...𝑁) ∖ {𝑁}) = (1...(𝑁 − 1))) → (𝑖 ∈ ((1...𝑁) ∖ {𝑁}), 𝑗 ∈ ((1...𝑁) ∖ {𝑁}) ↦ (𝑖𝑊𝑗)) = (𝑖 ∈ (1...(𝑁 − 1)), 𝑗 ∈ (1...(𝑁 − 1)) ↦ (𝑖𝑊𝑗)))
139137, 137, 138syl2anc 584 . . . . . . . . . 10 (𝜑 → (𝑖 ∈ ((1...𝑁) ∖ {𝑁}), 𝑗 ∈ ((1...𝑁) ∖ {𝑁}) ↦ (𝑖𝑊𝑗)) = (𝑖 ∈ (1...(𝑁 − 1)), 𝑗 ∈ (1...(𝑁 − 1)) ↦ (𝑖𝑊𝑗)))
140135, 139eqtrd 2776 . . . . . . . . 9 (𝜑 → (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁) = (𝑖 ∈ (1...(𝑁 − 1)), 𝑗 ∈ (1...(𝑁 − 1)) ↦ (𝑖𝑊𝑗)))
141 difssd 4136 . . . . . . . . . . 11 (𝜑 → ((1...𝑁) ∖ {𝑁}) ⊆ (1...𝑁))
142137, 141eqsstrrd 4018 . . . . . . . . . 10 (𝜑 → (1...(𝑁 − 1)) ⊆ (1...𝑁))
1434, 5submabas 22585 . . . . . . . . . 10 ((𝑊𝐵 ∧ (1...(𝑁 − 1)) ⊆ (1...𝑁)) → (𝑖 ∈ (1...(𝑁 − 1)), 𝑗 ∈ (1...(𝑁 − 1)) ↦ (𝑖𝑊𝑗)) ∈ (Base‘((1...(𝑁 − 1)) Mat 𝑅)))
144124, 142, 143syl2anc 584 . . . . . . . . 9 (𝜑 → (𝑖 ∈ (1...(𝑁 − 1)), 𝑗 ∈ (1...(𝑁 − 1)) ↦ (𝑖𝑊𝑗)) ∈ (Base‘((1...(𝑁 − 1)) Mat 𝑅)))
145140, 144eqeltrd 2840 . . . . . . . 8 (𝜑 → (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁) ∈ (Base‘((1...(𝑁 − 1)) Mat 𝑅)))
146 madjusmdet.e . . . . . . . . 9 𝐸 = ((1...(𝑁 − 1)) maDet 𝑅)
147 eqid 2736 . . . . . . . . 9 ((1...(𝑁 − 1)) Mat 𝑅) = ((1...(𝑁 − 1)) Mat 𝑅)
148 eqid 2736 . . . . . . . . 9 (Base‘((1...(𝑁 − 1)) Mat 𝑅)) = (Base‘((1...(𝑁 − 1)) Mat 𝑅))
149146, 147, 148, 117mdetcl 22603 . . . . . . . 8 ((𝑅 ∈ CRing ∧ (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁) ∈ (Base‘((1...(𝑁 − 1)) Mat 𝑅))) → (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)) ∈ (Base‘𝑅))
15018, 145, 149syl2anc 584 . . . . . . 7 (𝜑 → (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)) ∈ (Base‘𝑅))
151117, 16, 48ringlidm 20267 . . . . . . 7 ((𝑅 ∈ Ring ∧ (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)) ∈ (Base‘𝑅)) → ((1r𝑅) · (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))) = (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)))
15221, 150, 151syl2anc 584 . . . . . 6 (𝜑 → ((1r𝑅) · (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))) = (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)))
1534fveq2i 6908 . . . . . . . . . . 11 (Base‘𝐴) = (Base‘((1...𝑁) Mat 𝑅))
1545, 153eqtri 2764 . . . . . . . . . 10 𝐵 = (Base‘((1...𝑁) Mat 𝑅))
155124, 154eleqtrdi 2850 . . . . . . . . 9 (𝜑𝑊 ∈ (Base‘((1...𝑁) Mat 𝑅)))
156 smadiadetr 22682 . . . . . . . . 9 (((𝑅 ∈ CRing ∧ 𝑊 ∈ (Base‘((1...𝑁) Mat 𝑅))) ∧ (𝑁 ∈ (1...𝑁) ∧ (1r𝑅) ∈ (Base‘𝑅))) → (((1...𝑁) maDet 𝑅)‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅)(.r𝑅)((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
15718, 155, 91, 126, 156syl22anc 838 . . . . . . . 8 (𝜑 → (((1...𝑁) maDet 𝑅)‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅)(.r𝑅)((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
1586fveq1i 6906 . . . . . . . . 9 (𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = (((1...𝑁) maDet 𝑅)‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁))
15916oveqi 7445 . . . . . . . . 9 ((1r𝑅) · ((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))) = ((1r𝑅)(.r𝑅)((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)))
160158, 159eqeq12i 2754 . . . . . . . 8 ((𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅) · ((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))) ↔ (((1...𝑁) maDet 𝑅)‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅)(.r𝑅)((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
161157, 160sylibr 234 . . . . . . 7 (𝜑 → (𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅) · ((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
162137oveq1d 7447 . . . . . . . . . 10 (𝜑 → (((1...𝑁) ∖ {𝑁}) maDet 𝑅) = ((1...(𝑁 − 1)) maDet 𝑅))
163162, 146eqtr4di 2794 . . . . . . . . 9 (𝜑 → (((1...𝑁) ∖ {𝑁}) maDet 𝑅) = 𝐸)
164163fveq1d 6907 . . . . . . . 8 (𝜑 → ((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)) = (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)))
165164oveq2d 7448 . . . . . . 7 (𝜑 → ((1r𝑅) · ((((1...𝑁) ∖ {𝑁}) maDet 𝑅)‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))) = ((1r𝑅) · (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
166161, 165eqtrd 2776 . . . . . 6 (𝜑 → (𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = ((1r𝑅) · (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))))
1674, 5submat1n 33805 . . . . . . . 8 ((𝑁 ∈ ℕ ∧ 𝑊𝐵) → (𝑁(subMat1‘𝑊)𝑁) = (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))
16887, 124, 167syl2anc 584 . . . . . . 7 (𝜑 → (𝑁(subMat1‘𝑊)𝑁) = (𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁))
169168fveq2d 6909 . . . . . 6 (𝜑 → (𝐸‘(𝑁(subMat1‘𝑊)𝑁)) = (𝐸‘(𝑁(((1...𝑁) subMat 𝑅)‘𝑊)𝑁)))
170152, 166, 1693eqtr4d 2786 . . . . 5 (𝜑 → (𝐷‘(𝑁(𝑊((1...𝑁) matRRep 𝑅)(1r𝑅))𝑁)) = (𝐸‘(𝑁(subMat1‘𝑊)𝑁)))
171132, 170eqtr3d 2778 . . . 4 (𝜑 → (𝐷𝑊) = (𝐸‘(𝑁(subMat1‘𝑊)𝑁)))
1724, 5, 87, 3, 2, 21, 1, 10submatminr1 33810 . . . . . 6 (𝜑 → (𝐼(subMat1‘𝑀)𝐽) = (𝐼(subMat1‘𝑈)𝐽))
173 madjusmdetlem1.3 . . . . . 6 (𝜑 → (𝐼(subMat1‘𝑈)𝐽) = (𝑁(subMat1‘𝑊)𝑁))
174172, 173eqtrd 2776 . . . . 5 (𝜑 → (𝐼(subMat1‘𝑀)𝐽) = (𝑁(subMat1‘𝑊)𝑁))
175174fveq2d 6909 . . . 4 (𝜑 → (𝐸‘(𝐼(subMat1‘𝑀)𝐽)) = (𝐸‘(𝑁(subMat1‘𝑊)𝑁)))
176171, 175eqtr4d 2779 . . 3 (𝜑 → (𝐷𝑊) = (𝐸‘(𝐼(subMat1‘𝑀)𝐽)))
177176oveq2d 7448 . 2 (𝜑 → ((𝑍‘((𝑆𝑃) · (𝑆𝑄))) · (𝐷𝑊)) = ((𝑍‘((𝑆𝑃) · (𝑆𝑄))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))
17812, 27, 1773eqtrd 2780 1 (𝜑 → (𝐽(𝐾𝑀)𝐼) = ((𝑍‘((𝑆𝑃) · (𝑆𝑄))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 395  w3a 1086   = wceq 1539  wcel 2107  Vcvv 3479  cdif 3947  wss 3950  ifcif 4524  {csn 4625  ccnv 5683  1-1-ontowf1o 6559  cfv 6560  (class class class)co 7432  cmpo 7434  1c1 11157   · cmul 11161  cmin 11493  cn 12267  cuz 12879  ...cfz 13548  Basecbs 17248  .rcmulr 17299  0gc0g 17485  SymGrpcsymg 19387  pmSgncpsgn 19508  1rcur 20179  Ringcrg 20231  CRingccrg 20232  ℤRHomczrh 21511   Mat cmat 22412   matRRep cmarrep 22563   subMat csubma 22583   maDet cmdat 22591   maAdju cmadu 22639   minMatR1 cminmar1 22640  subMat1csmat 33793
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1794  ax-4 1808  ax-5 1909  ax-6 1966  ax-7 2006  ax-8 2109  ax-9 2117  ax-10 2140  ax-11 2156  ax-12 2176  ax-ext 2707  ax-rep 5278  ax-sep 5295  ax-nul 5305  ax-pow 5364  ax-pr 5431  ax-un 7756  ax-cnex 11212  ax-resscn 11213  ax-1cn 11214  ax-icn 11215  ax-addcl 11216  ax-addrcl 11217  ax-mulcl 11218  ax-mulrcl 11219  ax-mulcom 11220  ax-addass 11221  ax-mulass 11222  ax-distr 11223  ax-i2m1 11224  ax-1ne0 11225  ax-1rid 11226  ax-rnegex 11227  ax-rrecex 11228  ax-cnre 11229  ax-pre-lttri 11230  ax-pre-lttrn 11231  ax-pre-ltadd 11232  ax-pre-mulgt0 11233  ax-addf 11235  ax-mulf 11236
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-xor 1511  df-tru 1542  df-fal 1552  df-ex 1779  df-nf 1783  df-sb 2064  df-mo 2539  df-eu 2568  df-clab 2714  df-cleq 2728  df-clel 2815  df-nfc 2891  df-ne 2940  df-nel 3046  df-ral 3061  df-rex 3070  df-rmo 3379  df-reu 3380  df-rab 3436  df-v 3481  df-sbc 3788  df-csb 3899  df-dif 3953  df-un 3955  df-in 3957  df-ss 3967  df-pss 3970  df-nul 4333  df-if 4525  df-pw 4601  df-sn 4626  df-pr 4628  df-tp 4630  df-op 4632  df-ot 4634  df-uni 4907  df-int 4946  df-iun 4992  df-iin 4993  df-br 5143  df-opab 5205  df-mpt 5225  df-tr 5259  df-id 5577  df-eprel 5583  df-po 5591  df-so 5592  df-fr 5636  df-se 5637  df-we 5638  df-xp 5690  df-rel 5691  df-cnv 5692  df-co 5693  df-dm 5694  df-rn 5695  df-res 5696  df-ima 5697  df-pred 6320  df-ord 6386  df-on 6387  df-lim 6388  df-suc 6389  df-iota 6513  df-fun 6562  df-fn 6563  df-f 6564  df-f1 6565  df-fo 6566  df-f1o 6567  df-fv 6568  df-isom 6569  df-riota 7389  df-ov 7435  df-oprab 7436  df-mpo 7437  df-of 7698  df-om 7889  df-1st 8015  df-2nd 8016  df-supp 8187  df-tpos 8252  df-frecs 8307  df-wrecs 8338  df-recs 8412  df-rdg 8451  df-1o 8507  df-2o 8508  df-er 8746  df-map 8869  df-pm 8870  df-ixp 8939  df-en 8987  df-dom 8988  df-sdom 8989  df-fin 8990  df-fsupp 9403  df-sup 9483  df-oi 9551  df-card 9980  df-pnf 11298  df-mnf 11299  df-xr 11300  df-ltxr 11301  df-le 11302  df-sub 11495  df-neg 11496  df-div 11922  df-nn 12268  df-2 12330  df-3 12331  df-4 12332  df-5 12333  df-6 12334  df-7 12335  df-8 12336  df-9 12337  df-n0 12529  df-xnn0 12602  df-z 12616  df-dec 12736  df-uz 12880  df-rp 13036  df-fz 13549  df-fzo 13696  df-seq 14044  df-exp 14104  df-hash 14371  df-word 14554  df-lsw 14602  df-concat 14610  df-s1 14635  df-substr 14680  df-pfx 14710  df-splice 14789  df-reverse 14798  df-s2 14888  df-struct 17185  df-sets 17202  df-slot 17220  df-ndx 17232  df-base 17249  df-ress 17276  df-plusg 17311  df-mulr 17312  df-starv 17313  df-sca 17314  df-vsca 17315  df-ip 17316  df-tset 17317  df-ple 17318  df-ds 17320  df-unif 17321  df-hom 17322  df-cco 17323  df-0g 17487  df-gsum 17488  df-prds 17493  df-pws 17495  df-mre 17630  df-mrc 17631  df-acs 17633  df-mgm 18654  df-sgrp 18733  df-mnd 18749  df-mhm 18797  df-submnd 18798  df-efmnd 18883  df-grp 18955  df-minusg 18956  df-mulg 19087  df-subg 19142  df-ghm 19232  df-gim 19278  df-cntz 19336  df-oppg 19365  df-symg 19388  df-pmtr 19461  df-psgn 19510  df-cmn 19801  df-abl 19802  df-mgp 20139  df-rng 20151  df-ur 20180  df-ring 20233  df-cring 20234  df-oppr 20335  df-dvdsr 20358  df-unit 20359  df-invr 20389  df-dvr 20402  df-rhm 20473  df-subrng 20547  df-subrg 20571  df-drng 20732  df-sra 21173  df-rgmod 21174  df-cnfld 21366  df-zring 21459  df-zrh 21515  df-dsmm 21753  df-frlm 21768  df-mat 22413  df-marrep 22565  df-subma 22584  df-mdet 22592  df-madu 22641  df-minmar1 22642  df-smat 33794
This theorem is referenced by:  madjusmdetlem4  33830
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