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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 4675 |
. 2
| |
| 2 | df-xp 4669 |
. . . . . 6
| |
| 3 | vex 2766 |
. . . . . . . 8
| |
| 4 | 3 | biantru 302 |
. . . . . . 7
|
| 5 | 4 | opabbii 4100 |
. . . . . 6
|
| 6 | 2, 5 | eqtr4i 2220 |
. . . . 5
|
| 7 | 6 | ineq2i 3361 |
. . . 4
|
| 8 | incom 3355 |
. . . 4
| |
| 9 | 7, 8 | eqtri 2217 |
. . 3
|
| 10 | inopab 4798 |
. . 3
| |
| 11 | 9, 10 | eqtri 2217 |
. 2
|
| 12 | 1, 11 | eqtri 2217 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-14 2170 ax-ext 2178 ax-sep 4151 ax-pow 4207 ax-pr 4242 |
| This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ral 2480 df-rex 2481 df-v 2765 df-un 3161 df-in 3163 df-ss 3170 df-pw 3607 df-sn 3628 df-pr 3629 df-op 3631 df-opab 4095 df-xp 4669 df-rel 4670 df-res 4675 |
| This theorem is referenced by: resopab2 4993 opabresid 4999 mptpreima 5163 isarep2 5345 resoprab 6018 df1st2 6277 df2nd2 6278 |
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