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| Mirrors > Home > MPE Home > Th. List > fvmpt3i | Structured version Visualization version GIF version | ||
| Description: Value of a function given in maps-to notation, with a slightly different sethood condition. (Contributed by Mario Carneiro, 11-Sep-2015.) |
| Ref | Expression |
|---|---|
| fvmpt3.a | ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) |
| fvmpt3.b | ⊢ 𝐹 = (𝑥 ∈ 𝐷 ↦ 𝐵) |
| fvmpt3i.c | ⊢ 𝐵 ∈ V |
| Ref | Expression |
|---|---|
| fvmpt3i | ⊢ (𝐴 ∈ 𝐷 → (𝐹‘𝐴) = 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvmpt3.a | . 2 ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) | |
| 2 | fvmpt3.b | . 2 ⊢ 𝐹 = (𝑥 ∈ 𝐷 ↦ 𝐵) | |
| 3 | fvmpt3i.c | . . 3 ⊢ 𝐵 ∈ V | |
| 4 | 3 | a1i 11 | . 2 ⊢ (𝑥 ∈ 𝐷 → 𝐵 ∈ V) |
| 5 | 1, 2, 4 | fvmpt3 6980 | 1 ⊢ (𝐴 ∈ 𝐷 → (𝐹‘𝐴) = 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1560 ∈ wcel 2142 Vcvv 3454 ↦ cmpt 5181 ‘cfv 6521 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5246 ax-pr 5390 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ral 3077 df-rex 3087 df-rab 3415 df-v 3456 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4481 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5542 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-iota 6477 df-fun 6523 df-fv 6529 |
| This theorem is referenced by: isf32lem9 10318 axcc2lem 10393 caucvg 15706 ismre 17618 mrisval 17662 frmdup1 18898 frmdup2 18899 qusghm 19295 pmtrfval 19490 odf1 19602 vrgpfval 19806 dprdz 20072 dmdprdsplitlem 20079 dprd2dlem2 20082 dprd2dlem1 20083 dprd2da 20084 ablfac1a 20111 ablfac1b 20112 ablfac1eu 20115 ipdir 21688 ipass 21694 isphld 21703 istopon 22969 qustgpopn 24177 qustgplem 24178 tcphcph 25296 cmvth 26050 mvth 26051 dvle 26066 lhop1 26073 dvfsumlem3 26087 pige3ALT 26582 fsumdvdscom 27246 logfacbnd3 27284 dchrptlem1 27325 dchrptlem2 27326 lgsdchrval 27415 dchrisumlem3 27552 dchrisum0flblem1 27569 dchrisum0fno1 27572 dchrisum0lem1b 27576 dchrisum0lem2a 27578 dchrisum0lem2 27579 logsqvma2 27604 log2sumbnd 27605 zringfrac 33747 measdivcst 34518 measdivcstALTV 34519 mrexval 35848 mexval 35849 mdvval 35851 msubvrs 35907 mthmval 35922 weiunlem 36820 f1omptsnlem 37827 upixp 38225 ismrer1 38334 frlmsnic 43155 fsuppind 43169 uzmptshftfval 44919 tposideq 49506 fucocolem2 49972 amgmwlem 50420 amgmlemALT 50421 |
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