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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 535 |
. . . 4
| |
| 2 | simpllr 536 |
. . . 4
| |
| 3 | simpll 527 |
. . . . . 6
| |
| 4 | simprl 531 |
. . . . . 6
| |
| 5 | 3, 4 | jca 306 |
. . . . 5
|
| 6 | 5 | ad2ant2l 508 |
. . . 4
|
| 7 | ltle 8309 |
. . . . . . 7
| |
| 8 | 7 | imp 124 |
. . . . . 6
|
| 9 | 8 | adantrl 478 |
. . . . 5
|
| 10 | 9 | ad2ant2r 509 |
. . . 4
|
| 11 | lemul1a 9080 |
. . . 4
| |
| 12 | 1, 2, 6, 10, 11 | syl31anc 1277 |
. . 3
|
| 13 | simplrl 537 |
. . . . . . 7
| |
| 14 | simplrr 538 |
. . . . . . 7
| |
| 15 | simpllr 536 |
. . . . . . 7
| |
| 16 | 0re 8222 |
. . . . . . . . . 10
| |
| 17 | lelttr 8310 |
. . . . . . . . . 10
| |
| 18 | 16, 17 | mp3an1 1361 |
. . . . . . . . 9
|
| 19 | 18 | imp 124 |
. . . . . . . 8
|
| 20 | 19 | adantlr 477 |
. . . . . . 7
|
| 21 | ltmul2 9078 |
. . . . . . 7
| |
| 22 | 13, 14, 15, 20, 21 | syl112anc 1278 |
. . . . . 6
|
| 23 | 22 | biimpa 296 |
. . . . 5
|
| 24 | 23 | anasss 399 |
. . . 4
|
| 25 | 24 | adantrrl 486 |
. . 3
|
| 26 | remulcl 8203 |
. . . . . 6
| |
| 27 | 26 | ad2ant2r 509 |
. . . . 5
|
| 28 | remulcl 8203 |
. . . . . 6
| |
| 29 | 28 | ad2ant2lr 510 |
. . . . 5
|
| 30 | remulcl 8203 |
. . . . . 6
| |
| 31 | 30 | ad2ant2l 508 |
. . . . 5
|
| 32 | lelttr 8310 |
. . . . 5
| |
| 33 | 27, 29, 31, 32 | syl3anc 1274 |
. . . 4
|
| 34 | 33 | adantr 276 |
. . 3
|
| 35 | 12, 25, 34 | mp2and 433 |
. 2
|
| 36 | 35 | an4s 592 |
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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-mulrcl 8174 ax-addcom 8175 ax-mulcom 8176 ax-addass 8177 ax-mulass 8178 ax-distr 8179 ax-i2m1 8180 ax-0lt1 8181 ax-1rid 8182 ax-0id 8183 ax-rnegex 8184 ax-precex 8185 ax-cnre 8186 ax-pre-ltirr 8187 ax-pre-ltwlin 8188 ax-pre-lttrn 8189 ax-pre-apti 8190 ax-pre-ltadd 8191 ax-pre-mulgt0 8192 ax-pre-mulext 8193 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-id 4396 df-po 4399 df-iso 4400 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-iota 5293 df-fun 5335 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-pnf 8258 df-mnf 8259 df-xr 8260 df-ltxr 8261 df-le 8262 df-sub 8394 df-neg 8395 df-reap 8797 df-ap 8804 |
| This theorem is referenced by: ltmul12ad 9163 |
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