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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 18007 | . 2 ⊢ (𝐹 ∈ 𝐴 → 𝐹 ∈ ((doma‘𝐹)(Homa‘𝐶)(coda‘𝐹))) |
| 4 | 2 | homadmcd 18004 | . 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 4576 ‘cfv 6494 (class class class)co 7362 2nd c2nd 7936 domacdoma 17982 codaccoda 17983 Arrowcarw 17984 Homachoma 17985 |
| 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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5304 ax-pr 5372 ax-un 7684 |
| 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 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-ot 4577 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5521 df-xp 5632 df-rel 5633 df-cnv 5634 df-co 5635 df-dm 5636 df-rn 5637 df-res 5638 df-ima 5639 df-iota 6450 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-ov 7365 df-1st 7937 df-2nd 7938 df-doma 17986 df-coda 17987 df-homa 17988 df-arw 17989 |
| This theorem is referenced by: termcarweu 50019 |
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