Theorem rngcsectALTV 48898

Description: A section in the category of non-unital rings, written out. (Contributed by AV, 28-Feb-2020.) (New usage is discouraged.)

Hypotheses

Ref	Expression
rngcsectALTV.c	⊢ 𝐶 = (RngCatALTV‘𝑈)
rngcsectALTV.b	⊢ 𝐵 = (Base‘𝐶)
rngcsectALTV.u	⊢ (𝜑 → 𝑈 ∈ 𝑉)
rngcsectALTV.x	⊢ (𝜑 → 𝑋 ∈ 𝐵)
rngcsectALTV.y	⊢ (𝜑 → 𝑌 ∈ 𝐵)
rngcsectALTV.e	⊢ 𝐸 = (Base‘𝑋)
rngcsectALTV.n	⊢ 𝑆 = (Sect‘𝐶)

Assertion

Ref	Expression
rngcsectALTV	⊢ (𝜑 → (𝐹(𝑋𝑆𝑌)𝐺 ↔ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸))))

Proof of Theorem rngcsectALTV

Step	Hyp	Ref	Expression
1		rngcsectALTV.b	. . 3 ⊢ 𝐵 = (Base‘𝐶)
2		eqid 2763	. . 3 ⊢ (Hom ‘𝐶) = (Hom ‘𝐶)
3		eqid 2763	. . 3 ⊢ (comp‘𝐶) = (comp‘𝐶)
4		eqid 2763	. . 3 ⊢ (Id‘𝐶) = (Id‘𝐶)
5		rngcsectALTV.n	. . 3 ⊢ 𝑆 = (Sect‘𝐶)
6		rngcsectALTV.u	. . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑉)
7		rngcsectALTV.c	. . . . 5 ⊢ 𝐶 = (RngCatALTV‘𝑈)
8	7	rngccatALTV 48896	. . . 4 ⊢ (𝑈 ∈ 𝑉 → 𝐶 ∈ Cat)
9	6, 8	syl 17	. . 3 ⊢ (𝜑 → 𝐶 ∈ Cat)
10		rngcsectALTV.x	. . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵)
11		rngcsectALTV.y	. . 3 ⊢ (𝜑 → 𝑌 ∈ 𝐵)
12	1, 2, 3, 4, 5, 9, 10, 11	issect 17787	. 2 ⊢ (𝜑 → (𝐹(𝑋𝑆𝑌)𝐺 ↔ (𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋))))
13	7, 1, 6, 2, 10, 11	rngchomALTV 48891	. . . . . . 7 ⊢ (𝜑 → (𝑋(Hom ‘𝐶)𝑌) = (𝑋 RngHom 𝑌))
14	13	eleq2d 2849	. . . . . 6 ⊢ (𝜑 → (𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ↔ 𝐹 ∈ (𝑋 RngHom 𝑌)))
15	7, 1, 6, 2, 11, 10	rngchomALTV 48891	. . . . . . 7 ⊢ (𝜑 → (𝑌(Hom ‘𝐶)𝑋) = (𝑌 RngHom 𝑋))
16	15	eleq2d 2849	. . . . . 6 ⊢ (𝜑 → (𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋) ↔ 𝐺 ∈ (𝑌 RngHom 𝑋)))
17	14, 16	anbi12d 641	. . . . 5 ⊢ (𝜑 → ((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋)) ↔ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))))
18	17	anbi1d 640	. . . 4 ⊢ (𝜑 → (((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋)) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)) ↔ ((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋)) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋))))
19	6	adantr 484	. . . . . . 7 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → 𝑈 ∈ 𝑉)
20	10	adantr 484	. . . . . . 7 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → 𝑋 ∈ 𝐵)
21	11	adantr 484	. . . . . . 7 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → 𝑌 ∈ 𝐵)
22		simprl 780	. . . . . . 7 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → 𝐹 ∈ (𝑋 RngHom 𝑌))
23		simprr 782	. . . . . . 7 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → 𝐺 ∈ (𝑌 RngHom 𝑋))
24	7, 1, 19, 3, 20, 21, 20, 22, 23	rngccoALTV 48894	. . . . . 6 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = (𝐺 ∘ 𝐹))
25		rngcsectALTV.e	. . . . . . . 8 ⊢ 𝐸 = (Base‘𝑋)
26	7, 1, 4, 6, 10, 25	rngcidALTV 48897	. . . . . . 7 ⊢ (𝜑 → ((Id‘𝐶)‘𝑋) = ( I ↾ 𝐸))
27	26	adantr 484	. . . . . 6 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → ((Id‘𝐶)‘𝑋) = ( I ↾ 𝐸))
28	24, 27	eqeq12d 2779	. . . . 5 ⊢ ((𝜑 ∧ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋))) → ((𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋) ↔ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸)))
29	28	pm5.32da 587	. . . 4 ⊢ (𝜑 → (((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋)) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)) ↔ ((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋)) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸))))
30	18, 29	bitrd 281	. . 3 ⊢ (𝜑 → (((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋)) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)) ↔ ((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋)) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸))))
31		df-3an 1101	. . 3 ⊢ ((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)) ↔ ((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋)) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)))
32		df-3an 1101	. . 3 ⊢ ((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸)) ↔ ((𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋)) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸)))
33	30, 31, 32	3bitr4g 316	. 2 ⊢ (𝜑 → ((𝐹 ∈ (𝑋(Hom ‘𝐶)𝑌) ∧ 𝐺 ∈ (𝑌(Hom ‘𝐶)𝑋) ∧ (𝐺(⟨𝑋, 𝑌⟩(comp‘𝐶)𝑋)𝐹) = ((Id‘𝐶)‘𝑋)) ↔ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸))))
34	12, 33	bitrd 281	1 ⊢ (𝜑 → (𝐹(𝑋𝑆𝑌)𝐺 ↔ (𝐹 ∈ (𝑋 RngHom 𝑌) ∧ 𝐺 ∈ (𝑌 RngHom 𝑋) ∧ (𝐺 ∘ 𝐹) = ( I ↾ 𝐸))))

Syntax hints:   → wi 4   ↔ wb 208   ∧ wa 399   ∧ w3a 1099   = wceq 1561   ∈ wcel 2143  ⟨cop 4589   class class class wbr 5101   I cid 5542   ↾ cres 5650   ∘ ccom 5652  ‘cfv 6522  (class class class)co 7397  Basecbs 17246  Hom chom 17298  compcco 17299  Catccat 17697  Idccid 17698  Sectcsect 17778   RngHom crnghm 20484  RngCatALTVcrngcALTV 48886

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1816  ax-4 1830  ax-5 1931  ax-6 1988  ax-7 2029  ax-8 2145  ax-9 2153  ax-10 2176  ax-11 2192  ax-12 2213  ax-ext 2735  ax-rep 5228  ax-sep 5247  ax-nul 5257  ax-pow 5323  ax-pr 5391  ax-un 7719  ax-cnex 11130  ax-resscn 11131  ax-1cn 11132  ax-icn 11133  ax-addcl 11134  ax-addrcl 11135  ax-mulcl 11136  ax-mulrcl 11137  ax-mulcom 11138  ax-addass 11139  ax-mulass 11140  ax-distr 11141  ax-i2m1 11142  ax-1ne0 11143  ax-1rid 11144  ax-rnegex 11145  ax-rrecex 11146  ax-cnre 11147  ax-pre-lttri 11148  ax-pre-lttrn 11149  ax-pre-ltadd 11150  ax-pre-mulgt0 11151

This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3or 1100  df-3an 1101  df-tru 1564  df-fal 1574  df-ex 1801  df-nf 1805  df-sb 2092  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2838  df-nfc 2912  df-ne 2959  df-nel 3063  df-ral 3078  df-rex 3088  df-rmo 3368  df-reu 3369  df-rab 3416  df-v 3457  df-sbc 3746  df-csb 3854  df-dif 3908  df-un 3910  df-in 3912  df-ss 3922  df-pss 3925  df-nul 4287  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-tp 4588  df-op 4590  df-uni 4867  df-iun 4952  df-br 5102  df-opab 5164  df-mpt 5183  df-tr 5209  df-id 5543  df-eprel 5548  df-po 5556  df-so 5557  df-fr 5601  df-we 5603  df-xp 5654  df-rel 5655  df-cnv 5656  df-co 5657  df-dm 5658  df-rn 5659  df-res 5660  df-ima 5661  df-pred 6289  df-ord 6350  df-on 6351  df-lim 6352  df-suc 6353  df-iota 6478  df-fun 6524  df-fn 6525  df-f 6526  df-f1 6527  df-fo 6528  df-f1o 6529  df-fv 6530  df-riota 7354  df-ov 7400  df-oprab 7401  df-mpo 7402  df-om 7848  df-1st 7971  df-2nd 7972  df-frecs 8263  df-wrecs 8294  df-recs 8343  df-rdg 8382  df-1o 8438  df-er 8679  df-map 8811  df-en 8929  df-dom 8930  df-sdom 8931  df-fin 8932  df-pnf 11219  df-mnf 11220  df-xr 11221  df-ltxr 11222  df-le 11223  df-sub 11417  df-neg 11418  df-nn 12212  df-2 12281  df-3 12282  df-4 12283  df-5 12284  df-6 12285  df-7 12286  df-8 12287  df-9 12288  df-n0 12483  df-z 12570  df-dec 12690  df-uz 12841  df-fz 13514  df-struct 17184  df-sets 17201  df-slot 17219  df-ndx 17231  df-base 17247  df-plusg 17300  df-hom 17311  df-cco 17312  df-0g 17471  df-cat 17701  df-cid 17702  df-sect 17781  df-mgm 18675  df-mgmhm 18727  df-sgrp 18754  df-mnd 18770  df-mhm 18818  df-grp 18979  df-ghm 19255  df-abl 19824  df-mgp 20188  df-rng 20200  df-rnghm 20486  df-rngcALTV 48887

This theorem is referenced by:  rngcinvALTV  48899