| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > xrltled | Structured version Visualization version GIF version | ||
| Description: 'Less than' implies 'less than or equal to' for extended reals. Deduction form of xrltle 13165. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| xrltled.a | ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| xrltled.b | ⊢ (𝜑 → 𝐵 ∈ ℝ*) |
| xrltled.altb | ⊢ (𝜑 → 𝐴 < 𝐵) |
| Ref | Expression |
|---|---|
| xrltled | ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrltled.altb | . 2 ⊢ (𝜑 → 𝐴 < 𝐵) | |
| 2 | xrltled.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ*) | |
| 3 | xrltled.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ*) | |
| 4 | xrltle 13165 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐴 < 𝐵 → 𝐴 ≤ 𝐵)) | |
| 5 | 2, 3, 4 | syl2anc 595 | . 2 ⊢ (𝜑 → (𝐴 < 𝐵 → 𝐴 ≤ 𝐵)) |
| 6 | 1, 5 | mpd 16 | 1 ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2145 class class class wbr 5105 ℝ*cxr 11230 < clt 11231 ≤ cle 11232 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-pre-lttri 11162 ax-pre-lttrn 11163 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-mpt 5187 df-id 5547 df-po 5560 df-so 5561 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 |
| This theorem is referenced by: qextltlem 13219 ioounsn 13495 snunioc 13498 pcadd2 16940 xblss2ps 24519 xblss2 24520 blhalf 24523 blssps 24542 blss 24543 blcvx 24916 tgqioo 24918 metdcnlem 24955 ioorcl2 25692 volivth 25727 itg2monolem2 25871 itg2cnlem2 25882 dvferm1lem 26104 dvferm2lem 26106 dvferm 26108 dvivthlem1 26128 lhop2 26135 radcnvle 26541 difioo 33039 heicant 38166 ftc1anclem7 38210 supxrgere 45907 suplesup 45913 infrpge 45925 xralrple2 45928 xrralrecnnle 45956 xrralrecnnge 45963 supxrunb3 45972 unb2ltle 45987 xrpnf 46057 snunioo1 46086 iccdifprioo 46090 iccdificc 46113 lptioo1 46206 limsupub 46276 limsuppnflem 46282 limsupre3lem 46304 xlimmnfvlem1 46404 xlimpnfvlem1 46408 fourierdlem46 46724 fourierdlem74 46752 fourierdlem75 46753 ioorrnopnxrlem 46878 salexct2 46911 sge0iunmptlemre 46987 sge0rpcpnf 46993 sge0xaddlem1 47005 meaiuninc3v 47056 ovnsubaddlem1 47142 hoidmv1le 47166 hoidmvlelem5 47171 ovolval4lem1 47221 ovolval5lem1 47224 preimageiingt 47292 preimaleiinlt 47293 fsupdm 47414 finfdm 47418 iccpartleu 48032 iccpartgel 48033 |
| Copyright terms: Public domain | W3C validator |