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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 11204 | . 2 ⊢ 1 ∈ ℝ | |
| 2 | 2re 12311 | . 2 ⊢ 2 ∈ ℝ | |
| 3 | 1lt2 12409 | . 2 ⊢ 1 < 2 | |
| 4 | 1, 2, 3 | ltleii 11329 | 1 ⊢ 1 ≤ 2 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5110 1c1 11097 ≤ cle 11240 2c2 12291 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-2 12299 |
| This theorem is referenced by: 2eluzge1 12902 eluz2nn 12908 faclbnd4lem1 14325 wrdl2exs2 14979 climcndslem1 15899 climcndslem2 15900 ef01bndlem 16236 bitsmod 16490 abvtrivd 20909 aaliou3lem2 26469 aaliou3lem8 26471 cos0pilt1 26659 bcmono 27403 gausslemma2dlem0c 27484 gausslemma2dlem1a 27491 chpchtlim 27605 pntibndlem3 27718 axlowdimlem3 29231 axlowdimlem6 29234 axlowdimlem16 29244 axlowdimlem17 29245 usgr2pthlem 30049 wwlksm1edg 30167 clwlkclwwlklem2fv1 30283 nexple 33114 lmat22e12 34150 lmat22e21 34151 ballotlem2 34820 signstfveq0 34905 aks4d1p1p4 42723 aks4d1p1 42728 2np3bcnp1 42796 2ap1caineq 42797 aks6d1c7lem1 42832 lhe4.4ex1a 44924 salexct3 46941 salgencntex 46942 salgensscntex 46943 p1lep2 47919 fmtnoge3 48164 2pwp1prm 48223 ackval42 49354 |
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