Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > xrleid | Structured version Visualization version GIF version |
Description: 'Less than or equal to' is reflexive for extended reals. (Contributed by NM, 7-Feb-2007.) |
Ref | Expression |
---|---|
xrleid | ⊢ (𝐴 ∈ ℝ* → 𝐴 ≤ 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2622 | . . . 4 ⊢ 𝐴 = 𝐴 | |
2 | 1 | olci 406 | . . 3 ⊢ (𝐴 < 𝐴 ∨ 𝐴 = 𝐴) |
3 | xrleloe 11977 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐴 ∈ ℝ*) → (𝐴 ≤ 𝐴 ↔ (𝐴 < 𝐴 ∨ 𝐴 = 𝐴))) | |
4 | 2, 3 | mpbiri 248 | . 2 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐴 ∈ ℝ*) → 𝐴 ≤ 𝐴) |
5 | 4 | anidms 677 | 1 ⊢ (𝐴 ∈ ℝ* → 𝐴 ≤ 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∨ wo 383 ∧ wa 384 = wceq 1483 ∈ wcel 1990 class class class wbr 4653 ℝ*cxr 10073 < clt 10074 ≤ cle 10075 |
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-resscn 9993 ax-pre-lttri 10010 ax-pre-lttrn 10011 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 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-nel 2898 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 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-mpt 4730 df-id 5024 df-po 5035 df-so 5036 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-er 7742 df-en 7956 df-dom 7957 df-sdom 7958 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 |
This theorem is referenced by: xrmax1 12006 xrmax2 12007 xrmin1 12008 xrmin2 12009 xleadd1a 12083 xlemul1a 12118 supxrre 12157 infxrre 12166 iooid 12203 iccid 12220 icc0 12223 ubioc1 12227 lbico1 12228 lbicc2 12288 ubicc2 12289 snunioo 12298 snunico 12299 snunioc 12300 limsupgord 14203 limsupgre 14212 limsupbnd1 14213 limsupbnd2 14214 pcdvdstr 15580 pcadd 15593 ledm 17224 lern 17225 letsr 17227 imasdsf1olem 22178 blssps 22229 blss 22230 blcld 22310 nmolb 22521 xrsxmet 22612 metds0 22653 metdstri 22654 metdseq0 22657 ismbfd 23407 itg2eqa 23512 mdeglt 23825 deg1lt 23857 xraddge02 29521 eliccelico 29539 elicoelioo 29540 difioo 29544 xrstos 29679 xrge0omnd 29711 esumpmono 30141 signsply0 30628 elicc3 32311 ioounsn 37795 iocinico 37797 xreqle 39534 xadd0ge 39536 xrleidd 39610 infxrpnf 39674 snunioo2 39731 snunioo1 39738 limcresiooub 39874 ismbl4 40210 sge0prle 40618 iunhoiioo 40890 iccpartleu 41364 iccpartgel 41365 |
Copyright terms: Public domain | W3C validator |