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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 5592 | . . 3 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
2 | 1 | fvresd 6690 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) = (𝐹‘〈𝐴, 𝐵〉)) |
3 | df-ov 7159 | . 2 ⊢ (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = ((𝐹 ↾ (𝐶 × 𝐷))‘〈𝐴, 𝐵〉) | |
4 | df-ov 7159 | . 2 ⊢ (𝐴𝐹𝐵) = (𝐹‘〈𝐴, 𝐵〉) | |
5 | 2, 3, 4 | 3eqtr4g 2881 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴(𝐹 ↾ (𝐶 × 𝐷))𝐵) = (𝐴𝐹𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 〈cop 4573 × cxp 5553 ↾ cres 5557 ‘cfv 6355 (class class class)co 7156 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pr 5330 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-xp 5561 df-res 5567 df-iota 6314 df-fv 6363 df-ov 7159 |
This theorem is referenced by: ovresd 7315 oprres 7316 oprssov 7317 ofmresval 7422 cantnfval2 9132 mulnzcnopr 11286 prdsdsval3 16758 mgmsscl 17857 frmdplusg 18019 frmdadd 18020 grpissubg 18299 gaid 18429 gass 18431 gasubg 18432 mplsubrglem 20219 mamures 21001 mdetrlin 21211 mdetrsca 21212 pmatcollpw3lem 21391 tsmsxplem1 22761 tsmsxplem2 22762 xmetres2 22971 ressprdsds 22981 blres 23041 xmetresbl 23047 mscl 23071 xmscl 23072 xmsge0 23073 xmseq0 23074 nmfval2 23200 nmval2 23201 isngp3 23207 ngpds 23213 ngpocelbl 23313 xrsdsre 23418 divcn 23476 cncfmet 23516 cfilresi 23898 cfilres 23899 dvdsmulf1o 25771 sspgval 28506 sspsval 28508 sspmlem 28509 hhssabloilem 29038 hhssabloi 29039 hhssnv 29041 hhssmetdval 29054 raddcn 31172 xrge0pluscn 31183 cvmlift2lem9 32558 icoreval 34637 icoreelrnab 34638 equivbnd2 35085 ismtyres 35101 iccbnd 35133 exidreslem 35170 divrngcl 35250 isdrngo2 35251 rnghmresel 44255 rnghmsscmap2 44264 rnghmsscmap 44265 rnghmsubcsetclem2 44267 rngcifuestrc 44288 rhmresel 44301 rhmsscmap2 44310 rhmsscmap 44311 rhmsubcsetclem2 44313 rhmsscrnghm 44317 rhmsubcrngclem2 44319 rhmsubclem4 44380 |
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