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Mirrors > Home > MPE Home > Th. List > mnflt0 | Structured version Visualization version Unicode version |
Description: Minus infinity is less than 0 (common case). (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
mnflt0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0re 10040 | . 2 | |
2 | mnflt 11957 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wcel 1990 class class class wbr 4653 cr 9935 cc0 9936 cmnf 10072 clt 10074 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-cnex 9992 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-i2m1 10004 ax-1ne0 10005 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-xp 5120 df-iota 5851 df-fv 5896 df-ov 6653 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 |
This theorem is referenced by: ge0gtmnf 12003 xsubge0 12091 xrge0neqmnf 12276 sgnmnf 13835 leordtval2 21016 mnfnei 21025 ovolicopnf 23292 voliunlem3 23320 volsup 23324 volivth 23375 itg2seq 23509 itg2monolem2 23518 deg1lt0 23851 plypf1 23968 xrge00 29686 dvasin 33496 hbtlem5 37698 xrge0nemnfd 39548 fourierdlem87 40410 fouriersw 40448 gsumge0cl 40588 sge0pr 40611 sge0ssre 40614 |
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