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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 11123 | . 2 ⊢ 1 ∈ ℝ | |
| 2 | 2re 12210 | . 2 ⊢ 2 ∈ ℝ | |
| 3 | 1lt2 12302 | . 2 ⊢ 1 < 2 | |
| 4 | 1, 2, 3 | ltleii 11247 | 1 ⊢ 1 ≤ 2 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5095 1c1 11018 ≤ cle 11158 2c2 12191 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2705 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7677 ax-resscn 11074 ax-1cn 11075 ax-icn 11076 ax-addcl 11077 ax-addrcl 11078 ax-mulcl 11079 ax-mulrcl 11080 ax-mulcom 11081 ax-addass 11082 ax-mulass 11083 ax-distr 11084 ax-i2m1 11085 ax-1ne0 11086 ax-1rid 11087 ax-rnegex 11088 ax-rrecex 11089 ax-cnre 11090 ax-pre-lttri 11091 ax-pre-lttrn 11092 ax-pre-ltadd 11093 ax-pre-mulgt0 11094 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2882 df-ne 2930 df-nel 3034 df-ral 3049 df-rex 3058 df-reu 3348 df-rab 3397 df-v 3439 df-sbc 3738 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-nul 4283 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5516 df-po 5529 df-so 5530 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7312 df-ov 7358 df-oprab 7359 df-mpo 7360 df-er 8631 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11159 df-mnf 11160 df-xr 11161 df-ltxr 11162 df-le 11163 df-sub 11357 df-neg 11358 df-2 12199 |
| This theorem is referenced by: 2eluzge1 12786 eluz2nn 12792 faclbnd4lem1 14207 wrdl2exs2 14860 climcndslem1 15763 climcndslem2 15764 ef01bndlem 16100 bitsmod 16354 abvtrivd 20756 aaliou3lem2 26298 aaliou3lem8 26300 cos0pilt1 26488 bcmono 27235 gausslemma2dlem0c 27316 gausslemma2dlem1a 27323 chpchtlim 27437 pntibndlem3 27550 axlowdimlem3 28943 axlowdimlem6 28946 axlowdimlem16 28956 axlowdimlem17 28957 usgr2pthlem 29762 wwlksm1edg 29880 clwlkclwwlklem2fv1 29996 nexple 32853 lmat22e12 33904 lmat22e21 33905 ballotlem2 34574 signstfveq0 34662 aks4d1p1p4 42237 aks4d1p1 42242 2np3bcnp1 42310 2ap1caineq 42311 aks6d1c7lem1 42346 lhe4.4ex1a 44486 salexct3 46502 salgencntex 46503 salgensscntex 46504 p1lep2 47462 fmtnoge3 47692 2pwp1prm 47751 ackval42 48858 |
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