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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 18066 | . 2 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | func1st2nd.1 | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2ndbr 8077 | . 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 2147 class class class wbr 5106 Rel wrel 5660 ‘cfv 6558 (class class class)co 7443 1st c1st 8023 2nd c2nd 8024 Func cfunc 18058 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pr 5395 ax-un 7775 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-iota 6512 df-fun 6560 df-fv 6566 df-ov 7446 df-oprab 7447 df-mpo 7448 df-1st 8025 df-2nd 8026 df-func 18062 |
| This theorem is used by: func0g2 50410 cofu1stfix 50417 idfu1stalem 50421 idfu2nda 50424 cofid1a 50433 cofid2a 50434 cofidvala 50437 cofidf2a 50438 cofidf1a 50439 oppfoppc2 50463 funcoppc4 50465 2oppffunc 50467 cofuoppf 50471 idfth 50479 idsubc 50481 uppropd 50502 uptrlem2 50532 uptra 50536 uptrar 50537 uobeqw 50540 uobeq 50541 uptr2a 50543 natideq 50550 natoppfb 50558 diag1f1 50634 diag2f1 50636 fuco11b 50664 fucocolem1 50680 fucocolem2 50681 fucocolem3 50682 fucocolem4 50683 fucoco 50684 fucolid 50688 fucorid 50689 fucorid2 50690 fucoaltfunc 50696 postcofval 50701 postcofcl 50702 precofval 50707 precofval2 50709 precofcl 50710 prcoftposcurfucoa 50724 prcof1 50728 prcof2a 50729 prcof2 50730 prcof22a 50732 prcofdiag1 50733 prcofdiag 50734 fucoppclem 50747 fucoppcid 50748 fucoppcco 50749 oppfdiag1 50754 oppfdiag 50756 isinito2lem 50838 termcfuncval 50872 diag1f1olem 50873 termccofix 50876 diagffth 50881 funcsn 50884 cofuterm 50888 uobeqterm 50889 isinito4 50890 lanval 51007 ranval 51008 lanup 51029 ranup 51030 lmdpropd 51045 cmdpropd 51046 islmd 51053 iscmd 51054 lmddu 51055 termolmd 51058 lmdran 51059 cmdlan 51060 |
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