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| Mirrors > Home > MPE Home > Th. List > oveq | Structured version Visualization version GIF version | ||
| Description: Equality theorem for operation value. (Contributed by NM, 28-Feb-1995.) |
| Ref | Expression |
|---|---|
| oveq | ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq1 6904 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘〈𝐴, 𝐵〉) = (𝐺‘〈𝐴, 𝐵〉)) | |
| 2 | df-ov 7443 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 3 | df-ov 7443 | . 2 ⊢ (𝐴𝐺𝐵) = (𝐺‘〈𝐴, 𝐵〉) | |
| 4 | 1, 2, 3 | 3eqtr4g 2823 | 1 ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 〈cop 4838 ‘cfv 6555 (class class class)co 7440 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-v 3456 df-ss 3901 df-uni 4871 df-br 5107 df-iota 6509 df-fv 6563 df-ov 7443 |
| This theorem is used by: oveqi 7453 oveqd 7457 ifov 7541 ovmpodf 7597 ovmpodv2 7599 seqomeq12 8489 mapxpen 9187 seqeq2 14172 relexp0g 15201 relexpsucnnr 15204 cat1 18298 ismgm 18843 mgmsscl 18847 issgrp 18935 ismnddef 18951 grpissubg 19383 isga 19532 isrng 20403 islmod 21166 lmodfopne 21202 mamuval 22735 dmatel 22835 dmatmulcl 22842 scmate 22852 scmateALT 22854 mvmulval 22885 marrepval0 22903 marepvval0 22908 submaval0 22922 mdetleib 22929 mdetleib1 22933 mdet0pr 22934 mdetunilem1 22954 maduval 22980 minmar1val0 22989 cpmatel 23056 mat2pmatval 23069 cpm2mval 23095 decpmatval0 23109 pmatcollpw3lem 23128 mptcoe1matfsupp 23147 mp2pm2mplem4 23154 chpscmat 23187 ispsmet 24650 ismet 24669 isxmet 24670 ishtpy 25320 isphtpy 25329 addsval 28375 mulsval 28522 isgrpo 31126 gidval 31141 grpoinvfval 31151 isablo 31175 vciOLD 31190 isvclem 31206 isnvlem 31239 isphg 31446 fxpval 33793 ofceq 34796 cvmlift2lem13 36246 nmulprop 37116 ismtyval 38925 isass 38971 isexid 38972 elghomlem1OLD 39010 iscom2 39120 iscllaw 49489 iscomlaw 49490 isasslaw 49492 dmatALTbasel 49717 infsubc2 50378 nelsubc3lem 50387 dfswapf2 50586 isthinc 50757 cnelsubcw 50944 lanrcl 51007 ranrcl 51008 rellan 51009 relran 51010 |
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