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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 5080 | . 2 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) | |
| 2 | opelxp 5661 | . 2 ⊢ (〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷) ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) | |
| 3 | 1, 2 | bitri 276 | 1 ⊢ (𝐴(𝐶 × 𝐷)𝐵 ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ∧ wa 396 ∈ wcel 2119 〈cop 4568 class class class wbr 5079 × cxp 5623 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-sep 5225 ax-pr 5369 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-br 5080 df-opab 5142 df-xp 5631 |
| This theorem is referenced by: brrelex12 5677 brel 5690 brinxp2 5703 eqbrrdva 5818 ssrelrn 5843 dmxp 5878 xpidtr 6079 xpco 6247 dfpo2 6254 predtrss 6280 isocnv3 7283 tpostpos 8193 brinxper 8670 swoer 8672 erinxp 8735 ecopover 8765 infxpenlem 9933 fpwwe2lem5 10556 fpwwe2lem6 10557 fpwwe2lem8 10559 fpwwe2lem11 10562 fpwwe2lem12 10563 fpwwe2 10564 ltxrlt 11214 ltxr 13064 xpcogend 14934 invfuc 17942 elhoma 17997 efglem 19689 gsumcom3fi 19952 gsumdixp 20296 znleval 21536 gsumbagdiag 21914 psrass1lem 21915 opsrtoslem2 22039 lenlts 27741 zsoring 28426 brelg 32706 posrasymb 33053 trleile 33057 ecxpid 33451 qusxpid 33453 metider 34085 satefvfmla1 35660 mclsppslem 35818 xpab 35961 dfon3 36125 brbigcup 36131 brsingle 36150 brimage 36159 brcart 36165 brapply 36171 brcup 36172 brcap 36173 funpartlem 36177 dfrdg4 36186 brub 36189 bj-xpcossxp 37556 itg2gt0cn 38049 grucollcld 44711 grumnud 44737 coxp 49330 xpco2 49354 |
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