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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 5072 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
2 | fvres 6117 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) | |
3 | 1, 2 | syl 17 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
4 | df-ov 6552 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
5 | df-ov 6552 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
6 | 3, 4, 5 | 3eqtr4g 2669 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 = wceq 1475 ∈ wcel 1977 〈cop 4131 × cxp 5036 ↾ cres 5040 ‘cfv 5804 (class class class)co 6549 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pr 4833 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-br 4584 df-opab 4644 df-xp 5044 df-res 5050 df-iota 5768 df-fv 5812 df-ov 6552 |
This theorem is referenced by: ovresd 6699 oprres 6700 oprssov 6701 ofmresval 6808 cantnfval2 8449 mulnzcnopr 10552 prdsdsval3 15968 frmdplusg 17214 frmdadd 17215 grpissubg 17437 gaid 17555 gass 17557 gasubg 17558 mplsubrglem 19260 mamures 20015 mdetrlin 20227 mdetrsca 20228 pmatcollpw3lem 20407 tsmsxplem1 21766 tsmsxplem2 21767 xmetres2 21976 ressprdsds 21986 blres 22046 xmetresbl 22052 mscl 22076 xmscl 22077 xmsge0 22078 xmseq0 22079 nmfval2 22205 nmval2 22206 isngp3 22212 ngpds 22218 ngpocelbl 22318 xrsdsre 22421 divcn 22479 cncfmet 22519 cfilresi 22901 cfilres 22902 dvdsmulf1o 24720 sspgval 26968 sspsval 26970 sspmlem 26971 hhssabloilem 27502 hhssabloi 27503 hhssnv 27505 hhssmetdval 27519 raddcn 29303 xrge0pluscn 29314 cvmlift2lem9 30547 icoreval 32377 icoreelrnab 32378 equivbnd2 32761 ismtyres 32777 iccbnd 32809 exidreslem 32846 divrngcl 32926 isdrngo2 32927 rnghmresel 41756 rnghmsscmap2 41765 rnghmsscmap 41766 rnghmsubcsetclem2 41768 rngcifuestrc 41789 rhmresel 41802 rhmsscmap2 41811 rhmsscmap 41812 rhmsubcsetclem2 41814 rhmsscrnghm 41818 rhmsubcrngclem2 41820 rhmsubclem4 41881 |
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