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Mirrors > Home > ILE Home > Th. List > poinxp | Unicode version |
Description: Intersection of partial order with cross product of its field. (Contributed by Mario Carneiro, 10-Jul-2014.) |
Ref | Expression |
---|---|
poinxp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpll 524 | . . . . . . . 8 | |
2 | brinxp 4679 | . . . . . . . 8 | |
3 | 1, 1, 2 | syl2anc 409 | . . . . . . 7 |
4 | 3 | notbid 662 | . . . . . 6 |
5 | brinxp 4679 | . . . . . . . . 9 | |
6 | 5 | adantr 274 | . . . . . . . 8 |
7 | brinxp 4679 | . . . . . . . . 9 | |
8 | 7 | adantll 473 | . . . . . . . 8 |
9 | 6, 8 | anbi12d 470 | . . . . . . 7 |
10 | brinxp 4679 | . . . . . . . 8 | |
11 | 10 | adantlr 474 | . . . . . . 7 |
12 | 9, 11 | imbi12d 233 | . . . . . 6 |
13 | 4, 12 | anbi12d 470 | . . . . 5 |
14 | 13 | ralbidva 2466 | . . . 4 |
15 | 14 | ralbidva 2466 | . . 3 |
16 | 15 | ralbiia 2484 | . 2 |
17 | df-po 4281 | . 2 | |
18 | df-po 4281 | . 2 | |
19 | 16, 17, 18 | 3bitr4i 211 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wcel 2141 wral 2448 cin 3120 class class class wbr 3989 wpo 4279 cxp 4609 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-14 2144 ax-ext 2152 ax-sep 4107 ax-pow 4160 ax-pr 4194 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-nf 1454 df-sb 1756 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ral 2453 df-rex 2454 df-v 2732 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-br 3990 df-opab 4051 df-po 4281 df-xp 4617 |
This theorem is referenced by: soinxp 4681 |
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