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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 6880 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹‘〈𝐴, 𝐵〉) = (𝐺‘〈𝐴, 𝐵〉)) | |
| 2 | df-ov 7415 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 3 | df-ov 7415 | . 2 ⊢ (𝐴𝐺𝐵) = (𝐺‘〈𝐴, 𝐵〉) | |
| 4 | 1, 2, 3 | 3eqtr4g 2822 | 1 ⊢ (𝐹 = 𝐺 → (𝐴𝐹𝐵) = (𝐴𝐺𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 〈cop 4594 ‘cfv 6536 (class class class)co 7412 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-ext 2734 |
| This proof depends on definitions: df-bi 210 df-an 401 df-tru 1572 df-ex 1809 df-sb 2096 df-clab 2741 df-cleq 2754 df-clel 2837 df-v 3456 df-ss 3921 df-uni 4872 df-br 5109 df-iota 6492 df-fv 6544 df-ov 7415 |
| This theorem is used by: oveqi 7425 oveqd 7429 ifov 7513 ovmpodf 7568 ovmpodv2 7570 seqomeq12 8439 mapxpen 9129 seqeq2 14048 relexp0g 15066 relexpsucnnr 15069 cat1 18160 ismgm 18705 mgmsscl 18709 issgrp 18784 ismnddef 18800 grpissubg 19219 isga 19367 isrng 20238 islmod 20996 lmodfopne 21032 mamuval 22561 dmatel 22661 dmatmulcl 22668 scmate 22678 scmateALT 22680 mvmulval 22711 marrepval0 22729 marepvval0 22734 submaval0 22748 mdetleib 22755 mdetleib1 22759 mdet0pr 22760 mdetunilem1 22780 maduval 22806 minmar1val0 22815 cpmatel 22879 mat2pmatval 22892 cpm2mval 22918 decpmatval0 22932 pmatcollpw3lem 22951 mptcoe1matfsupp 22970 mp2pm2mplem4 22977 chpscmat 23010 ispsmet 24472 ismet 24491 isxmet 24492 ishtpy 25142 isphtpy 25151 addsval 28166 mulsval 28313 isgrpo 30860 gidval 30875 grpoinvfval 30885 isablo 30909 vciOLD 30924 isvclem 30940 isnvlem 30973 isphg 31180 fxpval 33494 ofceq 34496 cvmlift2lem13 35815 nmulprop 36690 ismtyval 38479 isass 38525 isexid 38526 elghomlem1OLD 38564 iscom2 38674 iscllaw 48982 iscomlaw 48983 isasslaw 48985 dmatALTbasel 49210 infsubc2 49867 nelsubc3lem 49876 dfswapf2 50067 isthinc 50225 cnelsubclem 50409 lanrcl 50427 ranrcl 50428 rellan 50429 relran 50430 |
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