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Mirrors > Home > ILE Home > Th. List > nq0nn | Unicode version |
Description: Decomposition of a nonnegative fraction into numerator and denominator. (Contributed by Jim Kingdon, 24-Nov-2019.) |
Ref | Expression |
---|---|
nq0nn |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elqsi 6435 |
. . 3
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2 | elxpi 4515 |
. . . . . . 7
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3 | 2 | anim1i 336 |
. . . . . 6
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4 | 19.41vv 1857 |
. . . . . 6
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5 | 3, 4 | sylibr 133 |
. . . . 5
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6 | simplr 502 |
. . . . . . 7
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7 | simpr 109 |
. . . . . . . 8
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8 | eceq1 6418 |
. . . . . . . . 9
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9 | 8 | ad2antrr 477 |
. . . . . . . 8
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10 | 7, 9 | eqtrd 2147 |
. . . . . . 7
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11 | 6, 10 | jca 302 |
. . . . . 6
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12 | 11 | 2eximi 1563 |
. . . . 5
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13 | 5, 12 | syl 14 |
. . . 4
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14 | 13 | rexlimiva 2518 |
. . 3
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15 | 1, 14 | syl 14 |
. 2
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16 | df-nq0 7181 |
. 2
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17 | 15, 16 | eleq2s 2209 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 681 ax-5 1406 ax-7 1407 ax-gen 1408 ax-ie1 1452 ax-ie2 1453 ax-8 1465 ax-10 1466 ax-11 1467 ax-i12 1468 ax-bndl 1469 ax-4 1470 ax-17 1489 ax-i9 1493 ax-ial 1497 ax-i5r 1498 ax-ext 2097 |
This theorem depends on definitions: df-bi 116 df-3an 947 df-tru 1317 df-nf 1420 df-sb 1719 df-clab 2102 df-cleq 2108 df-clel 2111 df-nfc 2244 df-ral 2395 df-rex 2396 df-v 2659 df-un 3041 df-in 3043 df-ss 3050 df-sn 3499 df-pr 3500 df-op 3502 df-br 3896 df-opab 3950 df-xp 4505 df-cnv 4507 df-dm 4509 df-rn 4510 df-res 4511 df-ima 4512 df-ec 6385 df-qs 6389 df-nq0 7181 |
This theorem is referenced by: nqpnq0nq 7209 nq0m0r 7212 nq0a0 7213 nq02m 7221 |
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