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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 11174 | . 2 ⊢ 1 ∈ ℝ | |
| 2 | 2re 12260 | . 2 ⊢ 2 ∈ ℝ | |
| 3 | 1lt2 12352 | . 2 ⊢ 1 < 2 | |
| 4 | 1, 2, 3 | ltleii 11297 | 1 ⊢ 1 ≤ 2 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5107 1c1 11069 ≤ cle 11209 2c2 12241 |
| 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 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| 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 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-br 5108 df-opab 5170 df-mpt 5189 df-id 5533 df-po 5546 df-so 5547 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-riota 7344 df-ov 7390 df-oprab 7391 df-mpo 7392 df-er 8671 df-en 8919 df-dom 8920 df-sdom 8921 df-pnf 11210 df-mnf 11211 df-xr 11212 df-ltxr 11213 df-le 11214 df-sub 11407 df-neg 11408 df-2 12249 |
| This theorem is referenced by: 2eluzge1 12841 eluz2nn 12847 faclbnd4lem1 14258 wrdl2exs2 14912 climcndslem1 15815 climcndslem2 15816 ef01bndlem 16152 bitsmod 16406 abvtrivd 20741 aaliou3lem2 26251 aaliou3lem8 26253 cos0pilt1 26441 bcmono 27188 gausslemma2dlem0c 27269 gausslemma2dlem1a 27276 chpchtlim 27390 pntibndlem3 27503 axlowdimlem3 28871 axlowdimlem6 28874 axlowdimlem16 28884 axlowdimlem17 28885 usgr2pthlem 29693 wwlksm1edg 29811 clwlkclwwlklem2fv1 29924 nexple 32769 lmat22e12 33809 lmat22e21 33810 ballotlem2 34480 signstfveq0 34568 aks4d1p1p4 42059 aks4d1p1 42064 2np3bcnp1 42132 2ap1caineq 42133 aks6d1c7lem1 42168 lhe4.4ex1a 44318 salexct3 46340 salgencntex 46341 salgensscntex 46342 p1lep2 47301 fmtnoge3 47531 2pwp1prm 47590 ackval42 48685 |
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