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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 3656 |
. . . . 5
| |
| 3 | velpw 3656 |
. . . . 5
| |
| 4 | 2, 3 | anbi12i 460 |
. . . 4
|
| 5 | 1, 4 | sylibr 134 |
. . 3
|
| 6 | 5 | ssopab2i 4366 |
. 2
|
| 7 | df-inp 7653 |
. 2
| |
| 8 | df-xp 4725 |
. 2
| |
| 9 | 6, 7, 8 | 3sstr4i 3265 |
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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-v 2801 df-in 3203 df-ss 3210 df-pw 3651 df-opab 4146 df-xp 4725 df-inp 7653 |
| This theorem is referenced by: preqlu 7659 npex 7660 elinp 7661 prop 7662 elnp1st2nd 7663 cauappcvgprlemladd 7845 |
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