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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 7413 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
| 3 | df-ov 7413 | . 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 4595 ‘cfv 6536 (class class class)co 7410 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 401 df-tru 1573 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-v 3457 df-ss 3922 df-uni 4873 df-br 5110 df-iota 6492 df-fv 6544 df-ov 7413 |
| This theorem is used by: oveqi 7423 oveqd 7427 ifov 7511 ovmpodf 7566 ovmpodv2 7568 seqomeq12 8437 mapxpen 9127 seqeq2 14046 relexp0g 15064 relexpsucnnr 15067 cat1 18158 ismgm 18703 mgmsscl 18707 issgrp 18782 ismnddef 18798 grpissubg 19217 isga 19365 isrng 20236 islmod 20994 lmodfopne 21030 mamuval 22559 dmatel 22659 dmatmulcl 22666 scmate 22676 scmateALT 22678 mvmulval 22709 marrepval0 22727 marepvval0 22732 submaval0 22746 mdetleib 22753 mdetleib1 22757 mdet0pr 22758 mdetunilem1 22778 maduval 22804 minmar1val0 22813 cpmatel 22877 mat2pmatval 22890 cpm2mval 22916 decpmatval0 22930 pmatcollpw3lem 22949 mptcoe1matfsupp 22968 mp2pm2mplem4 22975 chpscmat 23008 ispsmet 24470 ismet 24489 isxmet 24490 ishtpy 25140 isphtpy 25149 addsval 28164 mulsval 28311 isgrpo 30858 gidval 30873 grpoinvfval 30883 isablo 30907 vciOLD 30922 isvclem 30938 isnvlem 30971 isphg 31178 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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