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Mirrors > Home > MPE Home > Th. List > 1le2 | Structured version Visualization version GIF version |
Description: 1 is less than or equal to 2. (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
1le2 | ⊢ 1 ≤ 2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1re 10630 | . 2 ⊢ 1 ∈ ℝ | |
2 | 2re 11699 | . 2 ⊢ 2 ∈ ℝ | |
3 | 1lt2 11796 | . 2 ⊢ 1 < 2 | |
4 | 1, 2, 3 | ltleii 10752 | 1 ⊢ 1 ≤ 2 |
Colors of variables: wff setvar class |
Syntax hints: class class class wbr 5030 1c1 10527 ≤ cle 10665 2c2 11680 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5425 df-po 5438 df-so 5439 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-er 8272 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-2 11688 |
This theorem is referenced by: eluz2nn 12272 2eluzge1 12282 faclbnd4lem1 13649 wrdl2exs2 14299 climcndslem1 15196 climcndslem2 15197 ef01bndlem 15529 bitsmod 15775 abvtrivd 19604 aaliou3lem2 24939 aaliou3lem8 24941 cos0pilt1 25124 bcmono 25861 gausslemma2dlem0c 25942 gausslemma2dlem1a 25949 chpchtlim 26063 pntibndlem3 26176 axlowdimlem3 26738 axlowdimlem6 26741 axlowdimlem16 26751 axlowdimlem17 26752 usgr2pthlem 27552 wwlksm1edg 27667 clwlkclwwlklem2fv1 27780 lmat22e12 31172 lmat22e21 31173 nexple 31378 ballotlem2 31856 signstfveq0 31957 2np3bcnp1 39348 2ap1caineq 39349 lhe4.4ex1a 41033 salexct3 42982 salgencntex 42983 salgensscntex 42984 p1lep2 43857 fmtnoge3 44047 2pwp1prm 44106 ackval42 45110 |
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