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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 5087 | . 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 2114 〈cop 4574 class class class wbr 5086 × cxp 5622 |
| 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 2709 ax-sep 5231 ax-pr 5370 |
| 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 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-br 5087 df-opab 5149 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 7280 tpostpos 8189 brinxper 8666 swoer 8668 erinxp 8731 ecopover 8761 infxpenlem 9926 fpwwe2lem5 10549 fpwwe2lem6 10550 fpwwe2lem8 10552 fpwwe2lem11 10555 fpwwe2lem12 10556 fpwwe2 10557 ltxrlt 11207 ltxr 13057 xpcogend 14927 invfuc 17935 elhoma 17990 efglem 19682 gsumcom3fi 19945 gsumdixp 20289 znleval 21544 gsumbagdiag 21921 psrass1lem 21922 opsrtoslem2 22044 lenlts 27730 zsoring 28415 brelg 32695 posrasymb 33042 trleile 33046 ecxpid 33436 qusxpid 33438 metider 34054 satefvfmla1 35623 mclsppslem 35781 xpab 35924 dfon3 36088 brbigcup 36094 brsingle 36113 brimage 36122 brcart 36128 brapply 36134 brcup 36135 brcap 36136 funpartlem 36140 dfrdg4 36149 brub 36152 bj-xpcossxp 37519 itg2gt0cn 38010 grucollcld 44705 grumnud 44731 coxp 49320 xpco2 49344 |
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