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Mirrors > Home > ILE Home > Th. List > resopab | Unicode version |
Description: Restriction of a class abstraction of ordered pairs. (Contributed by NM, 5-Nov-2002.) |
Ref | Expression |
---|---|
resopab |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-res 4546 | . 2 | |
2 | df-xp 4540 | . . . . . 6 | |
3 | vex 2684 | . . . . . . . 8 | |
4 | 3 | biantru 300 | . . . . . . 7 |
5 | 4 | opabbii 3990 | . . . . . 6 |
6 | 2, 5 | eqtr4i 2161 | . . . . 5 |
7 | 6 | ineq2i 3269 | . . . 4 |
8 | incom 3263 | . . . 4 | |
9 | 7, 8 | eqtri 2158 | . . 3 |
10 | inopab 4666 | . . 3 | |
11 | 9, 10 | eqtri 2158 | . 2 |
12 | 1, 11 | eqtri 2158 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wceq 1331 wcel 1480 cvv 2681 cin 3065 copab 3983 cxp 4532 cres 4536 |
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-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-sep 4041 ax-pow 4093 ax-pr 4126 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-pw 3507 df-sn 3528 df-pr 3529 df-op 3531 df-opab 3985 df-xp 4540 df-rel 4541 df-res 4546 |
This theorem is referenced by: resopab2 4861 opabresid 4867 mptpreima 5027 isarep2 5205 resoprab 5860 df1st2 6109 df2nd2 6110 |
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