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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 17998 | . 2 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | func1st2nd.1 | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2ndbr 8036 | . 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 2145 class class class wbr 5102 Rel wrel 5652 ‘cfv 6527 (class class class)co 7408 1st c1st 7982 2nd c2nd 7983 Func cfunc 17990 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pr 5390 ax-un 7734 |
| 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 2100 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-dif 3901 df-un 3903 df-in 3905 df-ss 3915 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 5542 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-iota 6483 df-fun 6529 df-fv 6535 df-ov 7411 df-oprab 7412 df-mpo 7413 df-1st 7984 df-2nd 7985 df-func 17994 |
| This theorem is used by: func0g2 50120 idfu1stalem 50130 idfu2nda 50133 cofid1a 50142 cofid2a 50143 cofidvala 50146 cofidf2a 50147 cofidf1a 50148 oppfoppc2 50172 funcoppc4 50174 2oppffunc 50176 cofuoppf 50180 idfth 50188 idsubc 50190 uppropd 50211 uptrlem2 50241 uptra 50245 uptrar 50246 uobeqw 50249 uobeq 50250 uptr2a 50252 natoppfb 50261 diag1f1 50337 diag2f1 50339 fuco11b 50367 fucocolem1 50383 fucocolem2 50384 fucocolem3 50385 fucocolem4 50386 fucoco 50387 fucolid 50391 fucorid 50392 fucorid2 50393 postcofval 50394 postcofcl 50395 precofval 50397 precofval2 50399 precofcl 50400 prcoftposcurfucoa 50414 prcof1 50418 prcof2a 50419 prcof2 50420 prcof22a 50422 prcofdiag1 50423 prcofdiag 50424 fucoppclem 50437 fucoppcid 50438 fucoppcco 50439 oppfdiag1 50444 oppfdiag 50446 isinito2lem 50528 termcfuncval 50562 diag1f1olem 50563 diagffth 50568 funcsn 50571 cofuterm 50575 uobeqterm 50576 isinito4 50577 lanval 50649 ranval 50650 lanup 50671 ranup 50672 lmdpropd 50687 cmdpropd 50688 islmd 50695 iscmd 50696 lmddu 50697 termolmd 50700 lmdran 50701 cmdlan 50702 |
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