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| Mirrors > Home > ILE Home > Th. List > ltmul12a | Unicode version | ||
| Description: Comparison of product of two positive numbers. (Contributed by NM, 30-Dec-2005.) |
| Ref | Expression |
|---|---|
| ltmul12a |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simplll 539 |
. . . 4
| |
| 2 | simpllr 540 |
. . . 4
| |
| 3 | simpll 531 |
. . . . . 6
| |
| 4 | simprl 535 |
. . . . . 6
| |
| 5 | 3, 4 | jca 306 |
. . . . 5
|
| 6 | 5 | ad2ant2l 512 |
. . . 4
|
| 7 | ltle 8403 |
. . . . . . 7
| |
| 8 | 7 | imp 124 |
. . . . . 6
|
| 9 | 8 | adantrl 482 |
. . . . 5
|
| 10 | 9 | ad2ant2r 513 |
. . . 4
|
| 11 | lemul1a 9178 |
. . . 4
| |
| 12 | 1, 2, 6, 10, 11 | syl31anc 1281 |
. . 3
|
| 13 | simplrl 541 |
. . . . . . 7
| |
| 14 | simplrr 542 |
. . . . . . 7
| |
| 15 | simpllr 540 |
. . . . . . 7
| |
| 16 | 0re 8316 |
. . . . . . . . . 10
| |
| 17 | lelttr 8404 |
. . . . . . . . . 10
| |
| 18 | 16, 17 | mp3an1 1365 |
. . . . . . . . 9
|
| 19 | 18 | imp 124 |
. . . . . . . 8
|
| 20 | 19 | adantlr 481 |
. . . . . . 7
|
| 21 | ltmul2 9176 |
. . . . . . 7
| |
| 22 | 13, 14, 15, 20, 21 | syl112anc 1282 |
. . . . . 6
|
| 23 | 22 | biimpa 296 |
. . . . 5
|
| 24 | 23 | anasss 403 |
. . . 4
|
| 25 | 24 | adantrrl 490 |
. . 3
|
| 26 | remulcl 8297 |
. . . . . 6
| |
| 27 | 26 | ad2ant2r 513 |
. . . . 5
|
| 28 | remulcl 8297 |
. . . . . 6
| |
| 29 | 28 | ad2ant2lr 514 |
. . . . 5
|
| 30 | remulcl 8297 |
. . . . . 6
| |
| 31 | 30 | ad2ant2l 512 |
. . . . 5
|
| 32 | lelttr 8404 |
. . . . 5
| |
| 33 | 27, 29, 31, 32 | syl3anc 1278 |
. . . 4
|
| 34 | 33 | adantr 276 |
. . 3
|
| 35 | 12, 25, 34 | mp2and 437 |
. 2
|
| 36 | 35 | an4s 596 |
1
|
| 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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-mulrcl 8268 ax-addcom 8269 ax-mulcom 8270 ax-addass 8271 ax-mulass 8272 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-1rid 8276 ax-0id 8277 ax-rnegex 8278 ax-precex 8279 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-apti 8284 ax-pre-ltadd 8285 ax-pre-mulgt0 8286 ax-pre-mulext 8287 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-id 4433 df-po 4436 df-iso 4437 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-iota 5332 df-fun 5374 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-reap 8893 df-ap 8900 |
| This theorem is referenced by: ltmul12ad 9261 |
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