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Mirrors > Home > ILE Home > Th. List > posdif | Unicode version |
Description: Comparison of two numbers whose difference is positive. (Contributed by NM, 17-Nov-2004.) |
Ref | Expression |
---|---|
posdif |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | resubcl 8162 | . . . 4 | |
2 | 1 | ancoms 266 | . . 3 |
3 | simpl 108 | . . 3 | |
4 | ltaddpos 8350 | . . 3 | |
5 | 2, 3, 4 | syl2anc 409 | . 2 |
6 | recn 7886 | . . . 4 | |
7 | recn 7886 | . . . 4 | |
8 | pncan3 8106 | . . . 4 | |
9 | 6, 7, 8 | syl2an 287 | . . 3 |
10 | 9 | breq2d 3994 | . 2 |
11 | 5, 10 | bitr2d 188 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 wceq 1343 wcel 2136 class class class wbr 3982 (class class class)co 5842 cc 7751 cr 7752 cc0 7753 caddc 7756 clt 7933 cmin 8069 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-sep 4100 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-setind 4514 ax-cnex 7844 ax-resscn 7845 ax-1cn 7846 ax-1re 7847 ax-icn 7848 ax-addcl 7849 ax-addrcl 7850 ax-mulcl 7851 ax-addcom 7853 ax-addass 7855 ax-distr 7857 ax-i2m1 7858 ax-0id 7861 ax-rnegex 7862 ax-cnre 7864 ax-pre-ltadd 7869 |
This theorem depends on definitions: df-bi 116 df-3an 970 df-tru 1346 df-fal 1349 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ne 2337 df-nel 2432 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-br 3983 df-opab 4044 df-id 4271 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-iota 5153 df-fun 5190 df-fv 5196 df-riota 5798 df-ov 5845 df-oprab 5846 df-mpo 5847 df-pnf 7935 df-mnf 7936 df-ltxr 7938 df-sub 8071 df-neg 8072 |
This theorem is referenced by: posdifi 8396 posdifd 8430 nnsub 8896 znnsub 9242 difrp 9628 xposdif 9818 eluzgtdifelfzo 10132 subfzo0 10177 efltim 11639 cos01gt0 11703 ndvdsadd 11868 nn0seqcvgd 11973 sinq12gt0 13391 cosq14gt0 13393 logdivlti 13442 |
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