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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 5086 | . 2 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | opelxp 5667 | . 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 2114 〈cop 4573 class class class wbr 5085 × cxp 5629 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 ax-sep 5231 ax-pr 5375 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-br 5086 df-opab 5148 df-xp 5637 |
| This theorem is referenced by: brrelex12 5683 brel 5696 brinxp2 5709 eqbrrdva 5824 ssrelrn 5849 dmxp 5884 xpidtr 6085 xpco 6253 dfpo2 6260 predtrss 6286 isocnv3 7287 tpostpos 8196 brinxper 8673 swoer 8675 erinxp 8738 ecopover 8768 infxpenlem 9935 fpwwe2lem5 10558 fpwwe2lem6 10559 fpwwe2lem8 10561 fpwwe2lem11 10564 fpwwe2lem12 10565 fpwwe2 10566 ltxrlt 11216 ltxr 13066 xpcogend 14936 invfuc 17944 elhoma 17999 efglem 19691 gsumcom3fi 19954 gsumdixp 20298 znleval 21534 gsumbagdiag 21911 psrass1lem 21912 opsrtoslem2 22034 lenlts 27716 zsoring 28401 brelg 32680 posrasymb 33027 trleile 33031 ecxpid 33421 qusxpid 33423 metider 34038 satefvfmla1 35607 mclsppslem 35765 xpab 35908 dfon3 36072 brbigcup 36078 brsingle 36097 brimage 36106 brcart 36112 brapply 36118 brcup 36119 brcap 36120 funpartlem 36124 dfrdg4 36133 brub 36136 bj-xpcossxp 37503 itg2gt0cn 37996 grucollcld 44687 grumnud 44713 coxp 49308 xpco2 49332 |
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