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| Mirrors > Home > MPE Home > Th. List > brinxp | Structured version Visualization version GIF version | ||
| Description: Intersection of binary relation with Cartesian product. (Contributed by NM, 9-Mar-1997.) |
| Ref | Expression |
|---|---|
| brinxp | ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴𝑅𝐵 ↔ 𝐴(𝑅 ∩ (𝐶 × 𝐷))𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | brinxp2 5710 | . 2 ⊢ (𝐴(𝑅 ∩ (𝐶 × 𝐷))𝐵 ↔ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) ∧ 𝐴𝑅𝐵)) | |
| 2 | 1 | baibr 536 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → (𝐴𝑅𝐵 ↔ 𝐴(𝑅 ∩ (𝐶 × 𝐷))𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2114 ∩ cin 3902 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: poinxp 5713 soinxp 5714 frinxp 5715 seinxp 5716 exfo 7059 isores2 7289 ltpiord 10810 ordpinq 10866 pwsleval 17426 tsrss 18524 ordtrest 23158 ordtrest2lem 23159 ordtrestNEW 34098 ordtrest2NEWlem 34099 satefvfmla0 35631 |
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