| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 6996 | 1 ⊢ (𝐴 ∈ 𝐷 → (𝐹‘𝐴) = 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 Vcvv 3451 ↦ cmpt 5186 ‘cfv 6537 |
| 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 2733 ax-sep 5249 ax-pr 5391 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6493 df-fun 6539 df-fv 6545 |
| This theorem is used by: isf32lem9 10432 axcc2lem 10507 caucvg 15839 ismre 17753 mrisval 17797 frmdup1 19053 frmdup2 19054 qusghm 19462 pmtrfval 19657 odf1 19769 vrgpfval 19973 dprdz 20239 dmdprdsplitlem 20246 dprd2dlem2 20249 dprd2dlem1 20250 dprd2da 20251 ablfac1a 20278 ablfac1b 20279 ablfac1eu 20282 ipdir 21938 ipass 21944 isphld 21953 istopon 23223 qustgpopn 24432 qustgplem 24433 tcphcph 25551 cmvth 26304 mvth 26305 dvle 26320 lhop1 26327 dvfsumlem3 26341 pige3ALT 26841 fsumdvdscom 27505 logfacbnd3 27543 dchrptlem1 27584 dchrptlem2 27585 lgsdchrval 27674 dchrisumlem3 27811 dchrisum0flblem1 27828 dchrisum0fno1 27831 dchrisum0lem1b 27835 dchrisum0lem2a 27837 dchrisum0lem2 27838 logsqvma2 27863 log2sumbnd 27864 zringfrac 34079 measdivcst 34850 measdivcstALTV 34851 mrexval 36245 mexval 36246 mdvval 36248 msubvrs 36304 mthmval 36319 weiunlem 37231 f1omptsnlem 38239 upixp 38643 ismrer1 38752 frlmsnic 43584 fsuppind 43598 uzmptshftfval 45315 tposideq 49965 fucocolem2 50431 veronesevald 50940 veronesevrowd 50948 amgmwlem 50956 amgmlemALT 50957 |
| Copyright terms: Public domain | W3C validator |