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| Mirrors > Home > ILE Home > Th. List > pwprss | Unicode version | ||
| Description: The power set of an unordered pair. (Contributed by Jim Kingdon, 13-Aug-2018.) |
| Ref | Expression |
|---|---|
| pwprss |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | vex 2775 |
. . . . . 6
| |
| 2 | 1 | elpr 3654 |
. . . . 5
|
| 3 | 1 | elpr 3654 |
. . . . 5
|
| 4 | 2, 3 | orbi12i 766 |
. . . 4
|
| 5 | ssprr 3797 |
. . . 4
| |
| 6 | 4, 5 | sylbi 121 |
. . 3
|
| 7 | elun 3314 |
. . 3
| |
| 8 | 1 | elpw 3622 |
. . 3
|
| 9 | 6, 7, 8 | 3imtr4i 201 |
. 2
|
| 10 | 9 | ssriv 3197 |
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-in1 615 ax-in2 616 ax-io 711 ax-5 1470 ax-7 1471 ax-gen 1472 ax-ie1 1516 ax-ie2 1517 ax-8 1527 ax-10 1528 ax-11 1529 ax-i12 1530 ax-bndl 1532 ax-4 1533 ax-17 1549 ax-i9 1553 ax-ial 1557 ax-i5r 1558 ax-ext 2187 |
| This theorem depends on definitions: df-bi 117 df-tru 1376 df-nf 1484 df-sb 1786 df-clab 2192 df-cleq 2198 df-clel 2201 df-nfc 2337 df-v 2774 df-dif 3168 df-un 3170 df-in 3172 df-ss 3179 df-nul 3461 df-pw 3618 df-sn 3639 df-pr 3640 |
| This theorem is referenced by: pwpwpw0ss 3848 ord3ex 4234 |
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