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| Mirrors > Home > MPE Home > Th. List > 0lepnf | Structured version Visualization version GIF version | ||
| Description: 0 less than or equal to positive infinity. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 0lepnf | ⊢ 0 ≤ +∞ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0xr 11228 | . 2 ⊢ 0 ∈ ℝ* | |
| 2 | pnfge 13097 | . 2 ⊢ (0 ∈ ℝ* → 0 ≤ +∞) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 0 ≤ +∞ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2109 class class class wbr 5110 0cc0 11075 +∞cpnf 11212 ℝ*cxr 11214 ≤ cle 11216 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2702 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 ax-cnex 11131 ax-resscn 11132 ax-1cn 11133 ax-addrcl 11136 ax-rnegex 11146 ax-cnre 11148 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-sb 2066 df-clab 2709 df-cleq 2722 df-clel 2804 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-rab 3409 df-v 3452 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-br 5111 df-opab 5173 df-xp 5647 df-cnv 5649 df-pnf 11217 df-mnf 11218 df-xr 11219 df-ltxr 11220 df-le 11221 |
| This theorem is referenced by: xnn0ge0 13101 xsubge0 13228 xadddi2 13264 xnn0xrge0 13474 pcge0 16840 leordtval2 23106 iccpnfcnv 24849 taylfval 26273 elxrge02 32859 xrge0adddir 32966 xrge0iifcnv 33930 lmxrge0 33949 esumpinfval 34070 hashf2 34081 esumcvg 34083 aks4d1p1p6 42068 pnfel0pnf 45533 |
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