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Mirrors > Home > ILE Home > Th. List > enqex | Unicode version |
Description: The equivalence relation for positive fractions exists. (Contributed by NM, 3-Sep-1995.) |
Ref | Expression |
---|---|
enqex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | niex 6502 | . . . 4 | |
2 | 1, 1 | xpex 4471 | . . 3 |
3 | 2, 2 | xpex 4471 | . 2 |
4 | df-enq 6537 | . . 3 | |
5 | opabssxp 4432 | . . 3 | |
6 | 4, 5 | eqsstri 3029 | . 2 |
7 | 3, 6 | ssexi 3916 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 102 wceq 1284 wex 1421 wcel 1433 cvv 2601 cop 3401 copab 3838 cxp 4361 (class class class)co 5532 cnpi 6462 cmi 6464 ceq 6469 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 ax-un 4188 ax-iinf 4329 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-v 2603 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-int 3637 df-opab 3840 df-iom 4332 df-xp 4369 df-ni 6494 df-enq 6537 |
This theorem is referenced by: 1nq 6556 addpipqqs 6560 mulpipqqs 6563 ordpipqqs 6564 addclnq 6565 mulclnq 6566 dmaddpq 6569 dmmulpq 6570 recexnq 6580 ltexnqq 6598 prarloclemarch 6608 prarloclemarch2 6609 nnnq 6612 nqpnq0nq 6643 prarloclemlt 6683 prarloclemlo 6684 prarloclemcalc 6692 nqprm 6732 |
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