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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 7411 but also shows that the numerator and denominator are positive integers. (Contributed by Jim Kingdon, 20-Sep-2019.) |
Ref | Expression |
---|---|
nqpi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elqsi 6617 |
. . 3
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2 | elxpi 4663 |
. . . . . . 7
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3 | 2 | anim1i 340 |
. . . . . 6
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4 | 19.41vv 1915 |
. . . . . 6
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5 | 3, 4 | sylibr 134 |
. . . . 5
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6 | simplr 528 |
. . . . . . 7
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7 | simpr 110 |
. . . . . . . 8
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8 | eceq1 6598 |
. . . . . . . . 9
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9 | 8 | ad2antrr 488 |
. . . . . . . 8
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10 | 7, 9 | eqtrd 2222 |
. . . . . . 7
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11 | 6, 10 | jca 306 |
. . . . . 6
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12 | 11 | 2eximi 1612 |
. . . . 5
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13 | 5, 12 | syl 14 |
. . . 4
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14 | 13 | rexlimiva 2602 |
. . 3
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15 | 1, 14 | syl 14 |
. 2
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16 | df-nqqs 7382 |
. 2
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17 | 15, 16 | eleq2s 2284 |
1
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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 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2171 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ral 2473 df-rex 2474 df-v 2754 df-un 3148 df-in 3150 df-ss 3157 df-sn 3616 df-pr 3617 df-op 3619 df-br 4022 df-opab 4083 df-xp 4653 df-cnv 4655 df-dm 4657 df-rn 4658 df-res 4659 df-ima 4660 df-ec 6565 df-qs 6569 df-nqqs 7382 |
This theorem is referenced by: ltdcnq 7431 archnqq 7451 nqpnq0nq 7487 nqnq0a 7488 nqnq0m 7489 |
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