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Mirrors > Home > MPE Home > Th. List > ovres | Structured version Visualization version GIF version |
Description: The value of a restricted operation. (Contributed by FL, 10-Nov-2006.) |
Ref | Expression |
---|---|
ovres | ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | opelxpi 5675 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
2 | 1 | fvresd 6867 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
3 | df-ov 7365 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
4 | df-ov 7365 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
5 | 2, 3, 4 | 3eqtr4g 2796 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1541 ∈ wcel 2106 〈cop 4597 × cxp 5636 ↾ cres 5640 ‘cfv 6501 (class class class)co 7362 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-ext 2702 ax-sep 5261 ax-nul 5268 ax-pr 5389 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-sb 2068 df-clab 2709 df-cleq 2723 df-clel 2809 df-ral 3061 df-rex 3070 df-rab 3406 df-v 3448 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4288 df-if 4492 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4871 df-br 5111 df-opab 5173 df-xp 5644 df-res 5650 df-iota 6453 df-fv 6509 df-ov 7365 |
This theorem is referenced by: ovresd 7526 oprres 7527 oprssov 7528 ofmresval 7638 cantnfval2 9614 mulnzcnopr 11810 prdsdsval3 17381 mgmsscl 18516 frmdplusg 18678 frmdadd 18679 grpissubg 18962 gaid 19093 gass 19095 gasubg 19096 mplsubrglem 21447 mamures 21776 mdetrlin 21988 mdetrsca 21989 pmatcollpw3lem 22169 tsmsxplem1 23541 tsmsxplem2 23542 xmetres2 23751 ressprdsds 23761 blres 23821 xmetresbl 23827 mscl 23851 xmscl 23852 xmsge0 23853 xmseq0 23854 nmfval0 23983 nmval2 23985 isngp3 23991 ngpds 23997 ngpocelbl 24105 xrsdsre 24210 divcn 24268 cncfmet 24309 cfilresi 24696 cfilres 24697 dvdsmulf1o 26580 sspgval 29734 sspsval 29736 sspmlem 29737 hhssabloilem 30266 hhssabloi 30267 hhssnv 30269 hhssmetdval 30282 raddcn 32599 xrge0pluscn 32610 cvmlift2lem9 33992 icoreval 35897 icoreelrnab 35898 equivbnd2 36324 ismtyres 36340 iccbnd 36372 exidreslem 36409 divrngcl 36489 isdrngo2 36490 ofoafo 41749 ofoacl 41750 naddcnfcl 41758 rnghmresel 46382 rnghmsscmap2 46391 rnghmsscmap 46392 rnghmsubcsetclem2 46394 rngcifuestrc 46415 rhmresel 46428 rhmsscmap2 46437 rhmsscmap 46438 rhmsubcsetclem2 46440 rhmsscrnghm 46444 rhmsubcrngclem2 46446 rhmsubclem4 46507 |
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