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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 5101 | . 2 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | opelxp 5668 | . 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 4588 class class class wbr 5100 × cxp 5630 |
| 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 5243 ax-pr 5379 |
| 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 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-br 5101 df-opab 5163 df-xp 5638 |
| This theorem is referenced by: brrelex12 5684 brel 5697 brinxp2 5710 eqbrrdva 5826 ssrelrn 5851 dmxp 5886 xpidtr 6087 xpco 6255 dfpo2 6262 predtrss 6288 isocnv3 7288 tpostpos 8198 brinxper 8675 swoer 8677 erinxp 8740 ecopover 8770 infxpenlem 9935 fpwwe2lem5 10558 fpwwe2lem6 10559 fpwwe2lem8 10561 fpwwe2lem11 10564 fpwwe2lem12 10565 fpwwe2 10566 ltxrlt 11215 ltxr 13041 xpcogend 14909 invfuc 17913 elhoma 17968 efglem 19657 gsumcom3fi 19920 gsumdixp 20266 znleval 21521 gsumbagdiag 21899 psrass1lem 21900 opsrtoslem2 22023 lenlts 27732 zsoring 28417 brelg 32696 posrasymb 33059 trleile 33063 ecxpid 33453 qusxpid 33455 metider 34071 satefvfmla1 35638 mclsppslem 35796 xpab 35939 dfon3 36103 brbigcup 36109 brsingle 36128 brimage 36137 brcart 36143 brapply 36149 brcup 36150 brcap 36151 funpartlem 36155 dfrdg4 36164 brub 36167 bj-xpcossxp 37438 itg2gt0cn 37920 grucollcld 44610 grumnud 44636 coxp 49186 xpco2 49210 |
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