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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 11135 | . 2 ⊢ 1 ∈ ℝ | |
| 2 | 2re 12246 | . 2 ⊢ 2 ∈ ℝ | |
| 3 | 1lt2 12338 | . 2 ⊢ 1 < 2 | |
| 4 | 1, 2, 3 | ltleii 11260 | 1 ⊢ 1 ≤ 2 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5086 1c1 11030 ≤ cle 11171 2c2 12227 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-po 5532 df-so 5533 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-er 8636 df-en 8887 df-dom 8888 df-sdom 8889 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-2 12235 |
| This theorem is referenced by: 2eluzge1 12823 eluz2nn 12829 faclbnd4lem1 14246 wrdl2exs2 14899 climcndslem1 15805 climcndslem2 15806 ef01bndlem 16142 bitsmod 16396 abvtrivd 20800 aaliou3lem2 26320 aaliou3lem8 26322 cos0pilt1 26509 bcmono 27254 gausslemma2dlem0c 27335 gausslemma2dlem1a 27342 chpchtlim 27456 pntibndlem3 27569 axlowdimlem3 29027 axlowdimlem6 29030 axlowdimlem16 29040 axlowdimlem17 29041 usgr2pthlem 29846 wwlksm1edg 29964 clwlkclwwlklem2fv1 30080 nexple 32932 lmat22e12 33979 lmat22e21 33980 ballotlem2 34649 signstfveq0 34737 aks4d1p1p4 42524 aks4d1p1 42529 2np3bcnp1 42597 2ap1caineq 42598 aks6d1c7lem1 42633 lhe4.4ex1a 44774 salexct3 46788 salgencntex 46789 salgensscntex 46790 p1lep2 47760 fmtnoge3 48005 2pwp1prm 48064 ackval42 49184 |
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