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| Mirrors > Home > MPE Home > Th. List > 1lt10 | Structured version Visualization version GIF version | ||
| Description: 1 is less than 10. (Contributed by NM, 7-Nov-2012.) (Revised by Mario Carneiro, 9-Mar-2015.) (Revised by AV, 8-Sep-2021.) (Proof shortened by Umit Teoman Dogan, 10-Jun-2026.) |
| Ref | Expression |
|---|---|
| 1lt10 | ⊢ 1 < ;10 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1nn0 12515 | . 2 ⊢ 1 ∈ ℕ0 | |
| 2 | 1re 11203 | . . 3 ⊢ 1 ∈ ℝ | |
| 3 | 9re 12335 | . . 3 ⊢ 9 ∈ ℝ | |
| 4 | 1lt9 12444 | . . 3 ⊢ 1 < 9 | |
| 5 | 2, 3, 4 | ltleii 11328 | . 2 ⊢ 1 ≤ 9 |
| 6 | 1, 5 | le9lt10 12738 | 1 ⊢ 1 < ;10 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5109 0cc0 11095 1c1 11096 < clt 11238 9c9 12297 ;cdc 12706 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-3 12299 df-4 12300 df-5 12301 df-6 12302 df-7 12303 df-8 12304 df-9 12305 df-n0 12500 df-z 12587 df-dec 12707 |
| This theorem is referenced by: 0.999... 15931 3dvds 16384 11prm 17170 13prm 17171 17prm 17172 19prm 17173 23prm 17174 37prm 17176 43prm 17177 83prm 17178 139prm 17179 163prm 17180 317prm 17181 631prm 17182 2503prm 17195 basendxltplendx 17417 basendxnocndx 17431 basendxltdsndx 17436 basendxltunifndx 17446 slotsbhcdif 17463 catstr 18012 log2ub 27114 slotsinbpsd 28710 slotslnbpsd 28711 trkgstr 28713 eengstr 29330 basendxltedgfndx 29344 hgt750lemd 35035 hgt750lem 35038 hgt750lem2 35039 hgt750leme 35045 tgoldbachgnn 35046 3lexlogpow5ineq1 42821 257prm 48313 fmtno4prmfac193 48325 fmtno5nprm 48335 139prmALT 48348 127prm 48351 tgblthelfgott 48580 tgoldbach 48582 |
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