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| Mirrors > Home > ILE Home > Th. List > npsspw | Unicode version | ||
| Description: Lemma for proving existence of reals. (Contributed by Jim Kingdon, 27-Sep-2019.) |
| Ref | Expression |
|---|---|
| npsspw |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpll 527 |
. . . 4
| |
| 2 | velpw 3678 |
. . . . 5
| |
| 3 | velpw 3678 |
. . . . 5
| |
| 4 | 2, 3 | anbi12i 460 |
. . . 4
|
| 5 | 1, 4 | sylibr 134 |
. . 3
|
| 6 | 5 | ssopab2i 4398 |
. 2
|
| 7 | df-inp 7783 |
. 2
| |
| 8 | df-xp 4757 |
. 2
| |
| 9 | 6, 7, 8 | 3sstr4i 3281 |
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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-v 2817 df-in 3219 df-ss 3226 df-pw 3673 df-opab 4174 df-xp 4757 df-inp 7783 |
| This theorem is referenced by: preqlu 7789 npex 7790 elinp 7791 prop 7792 elnp1st2nd 7793 cauappcvgprlemladd 7975 |
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