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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 5096 | . 2 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | opelxp 5657 | . 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 4583 class class class wbr 5095 × cxp 5619 |
| 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 2705 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| 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 2712 df-cleq 2725 df-clel 2808 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4285 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-br 5096 df-opab 5158 df-xp 5627 |
| This theorem is referenced by: brrelex12 5673 brel 5686 brinxp2 5699 eqbrrdva 5816 ssrelrn 5841 dmxp 5876 xpidtr 6076 xpco 6244 dfpo2 6251 predtrss 6277 isocnv3 7275 tpostpos 8185 brinxper 8660 swoer 8662 erinxp 8724 ecopover 8754 infxpenlem 9914 fpwwe2lem5 10536 fpwwe2lem6 10537 fpwwe2lem8 10539 fpwwe2lem11 10542 fpwwe2lem12 10543 fpwwe2 10544 ltxrlt 11193 ltxr 13024 xpcogend 14891 invfuc 17894 elhoma 17949 efglem 19638 gsumcom3fi 19901 gsumdixp 20247 znleval 21501 gsumbagdiag 21878 psrass1lem 21879 opsrtoslem2 22001 slenlt 27701 zsoring 28342 brelg 32601 posrasymb 32959 trleile 32963 ecxpid 33337 qusxpid 33339 metider 33918 satefvfmla1 35480 mclsppslem 35638 xpab 35781 dfon3 35945 brbigcup 35951 brsingle 35970 brimage 35979 brcart 35985 brapply 35991 brcup 35992 brcap 35993 funpartlem 35997 dfrdg4 36006 brub 36009 bj-xpcossxp 37244 itg2gt0cn 37725 grucollcld 44367 grumnud 44393 coxp 48947 xpco2 48971 |
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