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| Mirrors > Home > MPE Home > Th. List > arwdmcd | Structured version Visualization version GIF version | ||
| Description: Decompose an arrow into domain, codomain, and morphism. (Contributed by Mario Carneiro, 11-Jan-2017.) |
| Ref | Expression |
|---|---|
| arwrcl.a | ⊢ 𝐴 = (Arrow‘𝐶) |
| Ref | Expression |
|---|---|
| arwdmcd | ⊢ (𝐹 ∈ 𝐴 → 𝐹 = 〈(doma‘𝐹), (coda‘𝐹), (2nd ‘𝐹)〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | arwrcl.a | . . 3 ⊢ 𝐴 = (Arrow‘𝐶) | |
| 2 | eqid 2737 | . . 3 ⊢ (Homa‘𝐶) = (Homa‘𝐶) | |
| 3 | 1, 2 | arwhoma 17973 | . 2 ⊢ (𝐹 ∈ 𝐴 → 𝐹 ∈ ((doma‘𝐹)(Homa‘𝐶)(coda‘𝐹))) |
| 4 | 2 | homadmcd 17970 | . 2 ⊢ (𝐹 ∈ ((doma‘𝐹)(Homa‘𝐶)(coda‘𝐹)) → 𝐹 = 〈(doma‘𝐹), (coda‘𝐹), (2nd ‘𝐹)〉) |
| 5 | 3, 4 | syl 17 | 1 ⊢ (𝐹 ∈ 𝐴 → 𝐹 = 〈(doma‘𝐹), (coda‘𝐹), (2nd ‘𝐹)〉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 〈cotp 4589 ‘cfv 6493 (class class class)co 7360 2nd c2nd 7934 domacdoma 17948 codaccoda 17949 Arrowcarw 17950 Homachoma 17951 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3062 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-ot 4590 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-ov 7363 df-1st 7935 df-2nd 7936 df-doma 17952 df-coda 17953 df-homa 17954 df-arw 17955 |
| This theorem is referenced by: termcarweu 49840 |
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