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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 6873 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘〈𝐴, 𝐵〉) = (𝐺‘〈𝐴, 𝐵〉)) | |
| 2 | df-ov 7412 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 3 | df-ov 7412 | . 2 ⊢ (𝐴𝐺𝐵) = (𝐺‘〈𝐴, 𝐵〉) | |
| 4 | 1, 2, 3 | 3eqtr4g 2820 | 1 ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 〈cop 4590 ‘cfv 6528 (class class class)co 7409 |
| 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-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-v 3452 df-ss 3916 df-uni 4868 df-br 5104 df-iota 6484 df-fv 6536 df-ov 7412 |
| This theorem is used by: oveqi 7422 oveqd 7426 ifov 7510 ovmpodf 7565 ovmpodv2 7567 seqomeq12 8443 mapxpen 9141 seqeq2 14102 relexp0g 15128 relexpsucnnr 15131 cat1 18219 ismgm 18764 mgmsscl 18768 issgrp 18856 ismnddef 18872 grpissubg 19304 isga 19452 isrng 20323 islmod 21086 lmodfopne 21122 mamuval 22655 dmatel 22755 dmatmulcl 22762 scmate 22772 scmateALT 22774 mvmulval 22805 marrepval0 22823 marepvval0 22828 submaval0 22842 mdetleib 22849 mdetleib1 22853 mdet0pr 22854 mdetunilem1 22874 maduval 22900 minmar1val0 22909 cpmatel 22976 mat2pmatval 22989 cpm2mval 23015 decpmatval0 23029 pmatcollpw3lem 23048 mptcoe1matfsupp 23067 mp2pm2mplem4 23074 chpscmat 23107 ispsmet 24570 ismet 24589 isxmet 24590 ishtpy 25240 isphtpy 25249 addsval 28267 mulsval 28414 isgrpo 31018 gidval 31033 grpoinvfval 31043 isablo 31067 vciOLD 31082 isvclem 31098 isnvlem 31131 isphg 31338 fxpval 33645 ofceq 34648 cvmlift2lem13 35995 nmulprop 36855 ismtyval 38648 isass 38694 isexid 38695 elghomlem1OLD 38733 iscom2 38843 iscllaw 49202 iscomlaw 49203 isasslaw 49205 dmatALTbasel 49430 infsubc2 50085 nelsubc3lem 50094 dfswapf2 50285 isthinc 50443 cnelsubclem 50627 lanrcl 50645 ranrcl 50646 rellan 50647 relran 50648 |
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