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Mirrors > Home > ILE Home > Th. List > xleneg | Unicode version |
Description: Extended real version of leneg 8319. (Contributed by Mario Carneiro, 20-Aug-2015.) |
Ref | Expression |
---|---|
xleneg |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xltneg 9718 | . . . 4 | |
2 | 1 | ancoms 266 | . . 3 |
3 | 2 | notbid 657 | . 2 |
4 | xrlenlt 7921 | . 2 | |
5 | xnegcl 9714 | . . 3 | |
6 | xnegcl 9714 | . . 3 | |
7 | xrlenlt 7921 | . . 3 | |
8 | 5, 6, 7 | syl2anr 288 | . 2 |
9 | 3, 4, 8 | 3bitr4d 219 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wcel 2125 class class class wbr 3961 cxr 7890 clt 7891 cle 7892 cxne 9654 |
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 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1481 ax-10 1482 ax-11 1483 ax-i12 1484 ax-bndl 1486 ax-4 1487 ax-17 1503 ax-i9 1507 ax-ial 1511 ax-i5r 1512 ax-13 2127 ax-14 2128 ax-ext 2136 ax-sep 4078 ax-pow 4130 ax-pr 4164 ax-un 4388 ax-setind 4490 ax-cnex 7802 ax-resscn 7803 ax-1cn 7804 ax-1re 7805 ax-icn 7806 ax-addcl 7807 ax-addrcl 7808 ax-mulcl 7809 ax-addcom 7811 ax-addass 7813 ax-distr 7815 ax-i2m1 7816 ax-0id 7819 ax-rnegex 7820 ax-cnre 7822 ax-pre-ltadd 7827 |
This theorem depends on definitions: df-bi 116 df-3or 964 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1740 df-eu 2006 df-mo 2007 df-clab 2141 df-cleq 2147 df-clel 2150 df-nfc 2285 df-ne 2325 df-nel 2420 df-ral 2437 df-rex 2438 df-reu 2439 df-rab 2441 df-v 2711 df-sbc 2934 df-dif 3100 df-un 3102 df-in 3104 df-ss 3111 df-if 3502 df-pw 3541 df-sn 3562 df-pr 3563 df-op 3565 df-uni 3769 df-br 3962 df-opab 4022 df-id 4248 df-xp 4585 df-rel 4586 df-cnv 4587 df-co 4588 df-dm 4589 df-iota 5128 df-fun 5165 df-fv 5171 df-riota 5770 df-ov 5817 df-oprab 5818 df-mpo 5819 df-pnf 7893 df-mnf 7894 df-xr 7895 df-ltxr 7896 df-le 7897 df-sub 8027 df-neg 8028 df-xneg 9657 |
This theorem is referenced by: xle0neg1 9722 xle0neg2 9723 xrminmax 11139 xrmin1inf 11141 xrmin2inf 11142 xrmineqinf 11143 xrlemininf 11145 |
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