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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 5729 | . 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 2107 ∩ cin 3923 class class class wbr 5116 × cxp 5649 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-ext 2706 ax-sep 5263 ax-nul 5273 ax-pr 5399 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-sb 2064 df-clab 2713 df-cleq 2726 df-clel 2808 df-ral 3051 df-rex 3060 df-rab 3414 df-v 3459 df-dif 3927 df-un 3929 df-in 3931 df-ss 3941 df-nul 4307 df-if 4499 df-sn 4600 df-pr 4602 df-op 4606 df-br 5117 df-opab 5179 df-xp 5657 |
| This theorem is referenced by: poinxp 5732 soinxp 5733 frinxp 5734 seinxp 5735 exfo 7091 isores2 7321 ltpiord 10893 ordpinq 10949 pwsleval 17492 tsrss 18584 ordtrest 23125 ordtrest2lem 23126 ordtrestNEW 33860 ordtrest2NEWlem 33861 satefvfmla0 35361 |
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