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Mirrors > Home > MPE Home > Th. List > cicref | Structured version Visualization version GIF version |
Description: Isomorphism is reflexive. (Contributed by AV, 5-Apr-2020.) |
Ref | Expression |
---|---|
cicref | β’ ((πΆ β Cat β§ π β (BaseβπΆ)) β π( βπ βπΆ)π) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2730 | . 2 β’ (IsoβπΆ) = (IsoβπΆ) | |
2 | eqid 2730 | . 2 β’ (BaseβπΆ) = (BaseβπΆ) | |
3 | simpl 481 | . 2 β’ ((πΆ β Cat β§ π β (BaseβπΆ)) β πΆ β Cat) | |
4 | simpr 483 | . 2 β’ ((πΆ β Cat β§ π β (BaseβπΆ)) β π β (BaseβπΆ)) | |
5 | eqid 2730 | . . 3 β’ (IdβπΆ) = (IdβπΆ) | |
6 | 2, 5, 3, 4 | idiso 17741 | . 2 β’ ((πΆ β Cat β§ π β (BaseβπΆ)) β ((IdβπΆ)βπ) β (π(IsoβπΆ)π)) |
7 | 1, 2, 3, 4, 4, 6 | brcici 17753 | 1 β’ ((πΆ β Cat β§ π β (BaseβπΆ)) β π( βπ βπΆ)π) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 β§ wa 394 β wcel 2104 class class class wbr 5149 βcfv 6544 Basecbs 17150 Catccat 17614 Idccid 17615 Isociso 17699 βπ ccic 17748 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2701 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7729 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2532 df-eu 2561 df-clab 2708 df-cleq 2722 df-clel 2808 df-nfc 2883 df-ne 2939 df-ral 3060 df-rex 3069 df-rmo 3374 df-reu 3375 df-rab 3431 df-v 3474 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4910 df-iun 5000 df-br 5150 df-opab 5212 df-mpt 5233 df-id 5575 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-riota 7369 df-ov 7416 df-oprab 7417 df-mpo 7418 df-1st 7979 df-2nd 7980 df-supp 8151 df-cat 17618 df-cid 17619 df-sect 17700 df-inv 17701 df-iso 17702 df-cic 17749 |
This theorem is referenced by: cicer 17759 |
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