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| Mirrors > Home > MPE Home > Th. List > brxp | Structured version Visualization version GIF version | ||
| Description: Binary relation on a Cartesian product. (Contributed by NM, 22-Apr-2004.) |
| Ref | Expression |
|---|---|
| brxp | ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-br 5099 | . 2 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | opelxp 5660 | . 2 ⊢ (〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷) ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) | |
| 3 | 1, 2 | bitri 275 | 1 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 ∈ wcel 2113 〈cop 4586 class class class wbr 5098 × cxp 5622 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-br 5099 df-opab 5161 df-xp 5630 |
| This theorem is referenced by: brrelex12 5676 brel 5689 brinxp2 5702 eqbrrdva 5818 ssrelrn 5843 dmxp 5878 xpidtr 6079 xpco 6247 dfpo2 6254 predtrss 6280 isocnv3 7278 tpostpos 8188 brinxper 8664 swoer 8666 erinxp 8728 ecopover 8758 infxpenlem 9923 fpwwe2lem5 10546 fpwwe2lem6 10547 fpwwe2lem8 10549 fpwwe2lem11 10552 fpwwe2lem12 10553 fpwwe2 10554 ltxrlt 11203 ltxr 13029 xpcogend 14897 invfuc 17901 elhoma 17956 efglem 19645 gsumcom3fi 19908 gsumdixp 20254 znleval 21509 gsumbagdiag 21887 psrass1lem 21888 opsrtoslem2 22011 lenlts 27720 zsoring 28405 brelg 32685 posrasymb 33049 trleile 33053 ecxpid 33442 qusxpid 33444 metider 34051 satefvfmla1 35619 mclsppslem 35777 xpab 35920 dfon3 36084 brbigcup 36090 brsingle 36109 brimage 36118 brcart 36124 brapply 36130 brcup 36131 brcap 36132 funpartlem 36136 dfrdg4 36145 brub 36148 bj-xpcossxp 37390 itg2gt0cn 37872 grucollcld 44497 grumnud 44523 coxp 49074 xpco2 49098 |
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