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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 17925 | . 2 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | func1st2nd.1 | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2ndbr 8037 | . 2 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹 ∈ (𝐶 Func 𝐷)) → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) | |
| 4 | 1, 2, 3 | sylancr 598 | 1 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2142 class class class wbr 5108 Rel wrel 5665 ‘cfv 6536 (class class class)co 7412 1st c1st 7982 2nd c2nd 7983 Func cfunc 17917 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5256 ax-nul 5268 ax-pr 5403 ax-un 7734 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rab 3416 df-v 3456 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-id 5555 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-iota 6492 df-fun 6538 df-fv 6544 df-ov 7415 df-oprab 7416 df-mpo 7417 df-1st 7984 df-2nd 7985 df-func 17921 |
| This theorem is used by: func0g2 49896 idfu1stalem 49906 idfu2nda 49909 cofid1a 49918 cofid2a 49919 cofidvala 49922 cofidf2a 49923 cofidf1a 49924 oppfoppc2 49948 funcoppc4 49950 2oppffunc 49952 cofuoppf 49956 idfth 49964 idsubc 49966 uppropd 49987 uptrlem2 50017 uptra 50021 uptrar 50022 uobeqw 50025 uobeq 50026 uptr2a 50028 natoppfb 50037 diag1f1 50113 diag2f1 50115 fuco11b 50143 fucocolem1 50159 fucocolem2 50160 fucocolem3 50161 fucocolem4 50162 fucoco 50163 fucolid 50167 fucorid 50168 fucorid2 50169 postcofval 50170 postcofcl 50171 precofval 50173 precofval2 50175 precofcl 50176 prcoftposcurfucoa 50190 prcof1 50194 prcof2a 50195 prcof2 50196 prcof22a 50198 prcofdiag1 50199 prcofdiag 50200 fucoppclem 50213 fucoppcid 50214 fucoppcco 50215 oppfdiag1 50220 oppfdiag 50222 isinito2lem 50304 termcfuncval 50338 diag1f1olem 50339 diagffth 50344 funcsn 50347 cofuterm 50351 uobeqterm 50352 isinito4 50353 lanval 50425 ranval 50426 lanup 50447 ranup 50448 lmdpropd 50463 cmdpropd 50464 islmd 50471 iscmd 50472 lmddu 50473 termolmd 50476 lmdran 50477 cmdlan 50478 |
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