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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 6774 | 1 ⊢ (𝐴 ∈ 𝐷 → (𝐹‘𝐴) = 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 Vcvv 3496 ↦ cmpt 5148 ‘cfv 6357 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-sep 5205 ax-nul 5212 ax-pr 5332 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ral 3145 df-rex 3146 df-rab 3149 df-v 3498 df-sbc 3775 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-nul 4294 df-if 4470 df-sn 4570 df-pr 4572 df-op 4576 df-uni 4841 df-br 5069 df-opab 5131 df-mpt 5149 df-id 5462 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-iota 6316 df-fun 6359 df-fv 6365 |
This theorem is referenced by: isf32lem9 9785 axcc2lem 9860 caucvg 15037 ismre 16863 mrisval 16903 frmdup1 18031 frmdup2 18032 qusghm 18397 pmtrfval 18580 odf1 18691 vrgpfval 18894 dprdz 19154 dmdprdsplitlem 19161 dprd2dlem2 19164 dprd2dlem1 19165 dprd2da 19166 ablfac1a 19193 ablfac1b 19194 ablfac1eu 19197 ipdir 20785 ipass 20791 isphld 20800 istopon 21522 qustgpopn 22730 qustgplem 22731 tcphcph 23842 cmvth 24590 mvth 24591 dvle 24606 lhop1 24613 dvfsumlem3 24627 pige3ALT 25107 fsumdvdscom 25764 logfacbnd3 25801 dchrptlem1 25842 dchrptlem2 25843 lgsdchrval 25932 dchrisumlem3 26069 dchrisum0flblem1 26086 dchrisum0fno1 26089 dchrisum0lem1b 26093 dchrisum0lem2a 26095 dchrisum0lem2 26096 logsqvma2 26121 log2sumbnd 26122 measdivcst 31485 measdivcstALTV 31486 mrexval 32750 mexval 32751 mdvval 32753 msubvrs 32809 mthmval 32824 f1omptsnlem 34619 upixp 35006 ismrer1 35118 frlmsnic 39156 uzmptshftfval 40685 amgmwlem 44910 amgmlemALT 44911 |
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