| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > mnflt0 | Structured version Visualization version GIF version | ||
| Description: Minus infinity is less than 0. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| mnflt0 | ⊢ -∞ < 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 11146 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | mnflt 13049 | . 2 ⊢ (0 ∈ ℝ → -∞ < 0) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -∞ < 0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 class class class wbr 5100 ℝcr 11037 0cc0 11038 -∞cmnf 11176 < clt 11178 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5243 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-1cn 11096 ax-addrcl 11099 ax-rnegex 11109 ax-cnre 11111 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-xp 5638 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 |
| This theorem is referenced by: ge0gtmnf 13099 xsubge0 13188 sgnmnf 15030 leordtval2 23168 mnfnei 23177 ovolicopnf 25493 voliunlem3 25521 volsup 25525 volivth 25576 itg2seq 25711 itg2monolem2 25720 deg1lt0 26064 plypf1 26185 xrge00 33106 dvasin 37949 readvrec2 42725 readvrec 42726 hbtlem5 43479 xrge0nemnfd 45685 xrpnf 45837 fourierdlem87 46545 fouriersw 46583 gsumge0cl 46723 sge0pr 46746 sge0ssre 46749 |
| Copyright terms: Public domain | W3C validator |