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Mirrors > Home > ILE Home > Th. List > mulclnq | Unicode version |
Description: Closure of multiplication on positive fractions. (Contributed by NM, 29-Aug-1995.) |
Ref | Expression |
---|---|
mulclnq |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-nqqs 7322 | . . 3 | |
2 | oveq1 5872 | . . . 4 | |
3 | 2 | eleq1d 2244 | . . 3 |
4 | oveq2 5873 | . . . 4 | |
5 | 4 | eleq1d 2244 | . . 3 |
6 | mulpipqqs 7347 | . . . 4 | |
7 | mulclpi 7302 | . . . . . . 7 | |
8 | mulclpi 7302 | . . . . . . 7 | |
9 | 7, 8 | anim12i 338 | . . . . . 6 |
10 | 9 | an4s 588 | . . . . 5 |
11 | opelxpi 4652 | . . . . 5 | |
12 | enqex 7334 | . . . . . 6 | |
13 | 12 | ecelqsi 6579 | . . . . 5 |
14 | 10, 11, 13 | 3syl 17 | . . . 4 |
15 | 6, 14 | eqeltrd 2252 | . . 3 |
16 | 1, 3, 5, 15 | 2ecoptocl 6613 | . 2 |
17 | 16, 1 | eleqtrrdi 2269 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 104 wceq 1353 wcel 2146 cop 3592 cxp 4618 (class class class)co 5865 cec 6523 cqs 6524 cnpi 7246 cmi 7248 ceq 7253 cnq 7254 cmq 7257 |
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-in1 614 ax-in2 615 ax-io 709 ax-5 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-13 2148 ax-14 2149 ax-ext 2157 ax-coll 4113 ax-sep 4116 ax-nul 4124 ax-pow 4169 ax-pr 4203 ax-un 4427 ax-setind 4530 ax-iinf 4581 |
This theorem depends on definitions: df-bi 117 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1459 df-sb 1761 df-eu 2027 df-mo 2028 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ne 2346 df-ral 2458 df-rex 2459 df-reu 2460 df-rab 2462 df-v 2737 df-sbc 2961 df-csb 3056 df-dif 3129 df-un 3131 df-in 3133 df-ss 3140 df-nul 3421 df-pw 3574 df-sn 3595 df-pr 3596 df-op 3598 df-uni 3806 df-int 3841 df-iun 3884 df-br 3999 df-opab 4060 df-mpt 4061 df-tr 4097 df-id 4287 df-iord 4360 df-on 4362 df-suc 4365 df-iom 4584 df-xp 4626 df-rel 4627 df-cnv 4628 df-co 4629 df-dm 4630 df-rn 4631 df-res 4632 df-ima 4633 df-iota 5170 df-fun 5210 df-fn 5211 df-f 5212 df-f1 5213 df-fo 5214 df-f1o 5215 df-fv 5216 df-ov 5868 df-oprab 5869 df-mpo 5870 df-1st 6131 df-2nd 6132 df-recs 6296 df-irdg 6361 df-oadd 6411 df-omul 6412 df-er 6525 df-ec 6527 df-qs 6531 df-ni 7278 df-mi 7280 df-mpq 7319 df-enq 7321 df-nqqs 7322 df-mqqs 7324 |
This theorem is referenced by: halfnqq 7384 prarloclemarch 7392 prarloclemarch2 7393 ltrnqg 7394 prarloclemlt 7467 prarloclemlo 7468 prarloclemcalc 7476 addnqprllem 7501 addnqprulem 7502 addnqprl 7503 addnqpru 7504 mpvlu 7513 dmmp 7515 appdivnq 7537 prmuloclemcalc 7539 prmuloc 7540 mulnqprl 7542 mulnqpru 7543 mullocprlem 7544 mullocpr 7545 mulclpr 7546 mulnqprlemrl 7547 mulnqprlemru 7548 mulnqprlemfl 7549 mulnqprlemfu 7550 mulnqpr 7551 mulassprg 7555 distrlem1prl 7556 distrlem1pru 7557 distrlem4prl 7558 distrlem4pru 7559 distrlem5prl 7560 distrlem5pru 7561 1idprl 7564 1idpru 7565 recexprlem1ssl 7607 recexprlem1ssu 7608 recexprlemss1l 7609 recexprlemss1u 7610 |
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