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| Mirrors > Home > MPE Home > Th. List > Mathboxes > func1st2nd | Structured version Visualization version GIF version | ||
| Description: Rewrite the functor predicate with separated parts. (Contributed by Zhi Wang, 19-Oct-2025.) |
| Ref | Expression |
|---|---|
| func1st2nd.1 | ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) |
| Ref | Expression |
|---|---|
| func1st2nd | ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | relfunc 18037 | . 2 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | func1st2nd.1 | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2ndbr 8053 | . 2 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹 ∈ (𝐶 Func 𝐷)) → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) | |
| 4 | 1, 2, 3 | sylancr 599 | 1 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 class class class wbr 5102 Rel wrel 5655 ‘cfv 6538 (class class class)co 7420 1st c1st 7999 2nd c2nd 8000 Func cfunc 18029 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fv 6546 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1st 8001 df-2nd 8002 df-func 18033 |
| This theorem is used by: func0g2 50241 idfu1stalem 50251 idfu2nda 50254 cofid1a 50263 cofid2a 50264 cofidvala 50267 cofidf2a 50268 cofidf1a 50269 oppfoppc2 50293 funcoppc4 50295 2oppffunc 50297 cofuoppf 50301 idfth 50309 idsubc 50311 uppropd 50332 uptrlem2 50362 uptra 50366 uptrar 50367 uobeqw 50370 uobeq 50371 uptr2a 50373 natoppfb 50382 diag1f1 50458 diag2f1 50460 fuco11b 50488 fucocolem1 50504 fucocolem2 50505 fucocolem3 50506 fucocolem4 50507 fucoco 50508 fucolid 50512 fucorid 50513 fucorid2 50514 postcofval 50515 postcofcl 50516 precofval 50518 precofval2 50520 precofcl 50521 prcoftposcurfucoa 50535 prcof1 50539 prcof2a 50540 prcof2 50541 prcof22a 50543 prcofdiag1 50544 prcofdiag 50545 fucoppclem 50558 fucoppcid 50559 fucoppcco 50560 oppfdiag1 50565 oppfdiag 50567 isinito2lem 50649 termcfuncval 50683 diag1f1olem 50684 diagffth 50689 funcsn 50692 cofuterm 50696 uobeqterm 50697 isinito4 50698 lanval 50770 ranval 50771 lanup 50792 ranup 50793 lmdpropd 50808 cmdpropd 50809 islmd 50816 iscmd 50817 lmddu 50818 termolmd 50821 lmdran 50822 cmdlan 50823 |
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