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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 11150 | . 2 ⊢ 1 ∈ ℝ | |
| 2 | 2re 12236 | . 2 ⊢ 2 ∈ ℝ | |
| 3 | 1lt2 12328 | . 2 ⊢ 1 < 2 | |
| 4 | 1, 2, 3 | ltleii 11273 | 1 ⊢ 1 ≤ 2 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5102 1c1 11045 ≤ cle 11185 2c2 12217 |
| 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-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| 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 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-er 8648 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-2 12225 |
| This theorem is referenced by: 2eluzge1 12817 eluz2nn 12823 faclbnd4lem1 14234 wrdl2exs2 14888 climcndslem1 15791 climcndslem2 15792 ef01bndlem 16128 bitsmod 16382 abvtrivd 20717 aaliou3lem2 26227 aaliou3lem8 26229 cos0pilt1 26417 bcmono 27164 gausslemma2dlem0c 27245 gausslemma2dlem1a 27252 chpchtlim 27366 pntibndlem3 27479 axlowdimlem3 28847 axlowdimlem6 28850 axlowdimlem16 28860 axlowdimlem17 28861 usgr2pthlem 29666 wwlksm1edg 29784 clwlkclwwlklem2fv1 29897 nexple 32742 lmat22e12 33782 lmat22e21 33783 ballotlem2 34453 signstfveq0 34541 aks4d1p1p4 42032 aks4d1p1 42037 2np3bcnp1 42105 2ap1caineq 42106 aks6d1c7lem1 42141 lhe4.4ex1a 44291 salexct3 46313 salgencntex 46314 salgensscntex 46315 p1lep2 47274 fmtnoge3 47504 2pwp1prm 47563 ackval42 48658 |
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