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| Mirrors > Home > ILE Home > Th. List > nqpi | Unicode version | ||
| Description: Decomposition of a positive fraction into numerator and denominator. Similar to dmaddpqlem 7734 but also shows that the numerator and denominator are positive integers. (Contributed by Jim Kingdon, 20-Sep-2019.) |
| Ref | Expression |
|---|---|
| nqpi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elqsi 6851 |
. . 3
| |
| 2 | elxpi 4785 |
. . . . . . 7
| |
| 3 | 2 | anim1i 340 |
. . . . . 6
|
| 4 | 19.41vv 1959 |
. . . . . 6
| |
| 5 | 3, 4 | sylibr 134 |
. . . . 5
|
| 6 | simplr 533 |
. . . . . . 7
| |
| 7 | simpr 110 |
. . . . . . . 8
| |
| 8 | eceq1 6832 |
. . . . . . . . 9
| |
| 9 | 8 | ad2antrr 492 |
. . . . . . . 8
|
| 10 | 7, 9 | eqtrd 2271 |
. . . . . . 7
|
| 11 | 6, 10 | jca 306 |
. . . . . 6
|
| 12 | 11 | 2eximi 1654 |
. . . . 5
|
| 13 | 5, 12 | syl 14 |
. . . 4
|
| 14 | 13 | rexlimiva 2663 |
. . 3
|
| 15 | 1, 14 | syl 14 |
. 2
|
| 16 | df-nqqs 7705 |
. 2
| |
| 17 | 15, 16 | eleq2s 2333 |
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 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3711 df-pr 3712 df-op 3714 df-br 4126 df-opab 4188 df-xp 4775 df-cnv 4777 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-ec 6799 df-qs 6803 df-nqqs 7705 |
| This theorem is referenced by: ltdcnq 7754 archnqq 7774 nqpnq0nq 7810 nqnq0a 7811 nqnq0m 7812 |
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