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| Mirrors > Home > MPE Home > Th. List > xrleidd | Structured version Visualization version GIF version | ||
| Description: 'Less than or equal to' is reflexive for extended reals. Deduction form of xrleid 13167. (Contributed by Glauco Siliprandi, 26-Jun-2021.) |
| Ref | Expression |
|---|---|
| xrleidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Ref | Expression |
|---|---|
| xrleidd | ⊢ (𝜑 → 𝐴 ≤ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrleidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ*) | |
| 2 | xrleid 13167 | . 2 ⊢ (𝐴 ∈ ℝ* → 𝐴 ≤ 𝐴) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → 𝐴 ≤ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2108 class class class wbr 5119 ℝ*cxr 11268 ≤ cle 11270 |
| 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 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-cnex 11185 ax-resscn 11186 ax-pre-lttri 11203 ax-pre-lttrn 11204 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-op 4608 df-uni 4884 df-br 5120 df-opab 5182 df-mpt 5202 df-id 5548 df-po 5561 df-so 5562 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-er 8719 df-en 8960 df-dom 8961 df-sdom 8962 df-pnf 11271 df-mnf 11272 df-xr 11273 df-ltxr 11274 df-le 11275 |
| This theorem is referenced by: xleadd1a 13269 supxrre 13343 infxrre 13353 icossico2d 13438 ioounsn 13494 snunioo 13495 snunico 13496 limsupgre 15497 limsupbnd1 15498 limsupbnd2 15499 pcdvdstr 16896 pcadd 16909 imasdsf1olem 24312 blssps 24363 blss 24364 blcld 24444 nmolb 24656 metds0 24790 metdstri 24791 metdseq0 24794 itg2eqa 25698 mdeglt 26022 deg1lt 26054 eliccelico 32754 elicoelioo 32755 difioo 32759 xrge0omnd 33079 ply1degltel 33604 ply1degleel 33605 ply1degltlss 33606 esumpmono 34110 signsply0 34583 iocinico 43236 xadd0ge 45348 infxrpnf 45473 monoordxrv 45508 iooiinioc 45585 limcresiooub 45671 liminflelimsupuz 45814 ismbl4 46022 sge0prle 46430 iunhoiioo 46705 iccpartleu 47442 iccpartgel 47443 iccdisj2 48871 |
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