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Mirrors > Home > ILE Home > Th. List > nq0m0r | Unicode version |
Description: Multiplication with zero for nonnegative fractions. (Contributed by Jim Kingdon, 5-Nov-2019.) |
Ref | Expression |
---|---|
nq0m0r |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nq0nn 7472 |
. 2
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2 | df-0nq0 7456 |
. . . . . 6
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3 | oveq12 5906 |
. . . . . 6
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4 | 2, 3 | mpan 424 |
. . . . 5
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5 | peano1 4611 |
. . . . . 6
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6 | 1pi 7345 |
. . . . . 6
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7 | mulnnnq0 7480 |
. . . . . 6
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8 | 5, 6, 7 | mpanl12 436 |
. . . . 5
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9 | 4, 8 | sylan9eqr 2244 |
. . . 4
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10 | nnm0r 6505 |
. . . . . . . . . . 11
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11 | 10 | oveq1d 5912 |
. . . . . . . . . 10
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12 | 1onn 6546 |
. . . . . . . . . . 11
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13 | nnm0r 6505 |
. . . . . . . . . . 11
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14 | 12, 13 | ax-mp 5 |
. . . . . . . . . 10
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15 | 11, 14 | eqtrdi 2238 |
. . . . . . . . 9
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16 | 15 | adantr 276 |
. . . . . . . 8
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17 | mulpiord 7347 |
. . . . . . . . . . . 12
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18 | mulclpi 7358 |
. . . . . . . . . . . 12
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19 | 17, 18 | eqeltrrd 2267 |
. . . . . . . . . . 11
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20 | 6, 19 | mpan 424 |
. . . . . . . . . 10
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21 | pinn 7339 |
. . . . . . . . . 10
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22 | nnm0 6501 |
. . . . . . . . . 10
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23 | 20, 21, 22 | 3syl 17 |
. . . . . . . . 9
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24 | 23 | adantl 277 |
. . . . . . . 8
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25 | 16, 24 | eqtr4d 2225 |
. . . . . . 7
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26 | 10, 5 | eqeltrdi 2280 |
. . . . . . . 8
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27 | enq0eceq 7467 |
. . . . . . . . 9
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28 | 5, 6, 27 | mpanr12 439 |
. . . . . . . 8
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29 | 26, 20, 28 | syl2an 289 |
. . . . . . 7
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30 | 25, 29 | mpbird 167 |
. . . . . 6
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31 | 30, 2 | eqtr4di 2240 |
. . . . 5
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32 | 31 | adantr 276 |
. . . 4
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33 | 9, 32 | eqtrd 2222 |
. . 3
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34 | 33 | exlimivv 1908 |
. 2
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35 | 1, 34 | syl 14 |
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-in1 615 ax-in2 616 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-13 2162 ax-14 2163 ax-ext 2171 ax-coll 4133 ax-sep 4136 ax-nul 4144 ax-pow 4192 ax-pr 4227 ax-un 4451 ax-setind 4554 ax-iinf 4605 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-ral 2473 df-rex 2474 df-reu 2475 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-nul 3438 df-pw 3592 df-sn 3613 df-pr 3614 df-op 3616 df-uni 3825 df-int 3860 df-iun 3903 df-br 4019 df-opab 4080 df-mpt 4081 df-tr 4117 df-id 4311 df-iord 4384 df-on 4386 df-suc 4389 df-iom 4608 df-xp 4650 df-rel 4651 df-cnv 4652 df-co 4653 df-dm 4654 df-rn 4655 df-res 4656 df-ima 4657 df-iota 5196 df-fun 5237 df-fn 5238 df-f 5239 df-f1 5240 df-fo 5241 df-f1o 5242 df-fv 5243 df-ov 5900 df-oprab 5901 df-mpo 5902 df-1st 6166 df-2nd 6167 df-recs 6331 df-irdg 6396 df-1o 6442 df-oadd 6446 df-omul 6447 df-er 6560 df-ec 6562 df-qs 6566 df-ni 7334 df-mi 7336 df-enq0 7454 df-nq0 7455 df-0nq0 7456 df-mq0 7458 |
This theorem is referenced by: prarloclem5 7530 |
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