| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > 1lt3 | Structured version Visualization version GIF version | ||
| Description: 1 is less than 3. (Contributed by NM, 26-Sep-2010.) |
| Ref | Expression |
|---|---|
| 1lt3 | ⊢ 1 < 3 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1lt2 12555 | . 2 ⊢ 1 < 2 | |
| 2 | 2lt3 12556 | . 2 ⊢ 2 < 3 | |
| 3 | 1re 11347 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 2re 12457 | . . 3 ⊢ 2 ∈ ℝ | |
| 5 | 3re 12463 | . . 3 ⊢ 3 ∈ ℝ | |
| 6 | 3, 4, 5 | lttri 11475 | . 2 ⊢ ((1 < 2 ∧ 2 < 3) → 1 < 3) |
| 7 | 1, 2, 6 | mp2an 705 | 1 ⊢ 1 < 3 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: class class class wbr 5108 1c1 11240 < clt 11382 2c2 12437 3c3 12438 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-po 5566 df-so 5567 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-2 12445 df-3 12446 |
| This theorem is used by: 1le3 12597 fztpval 13760 fvf1tp 13969 expnass 14392 tpf1ofv1 14683 tpfo 14686 s4fv1 15090 f1oun2prg 15111 sin01gt0 16402 rpnnen2lem3 16428 rpnnen2lem9 16434 3prm 16913 6nprm 17331 7prm 17332 9nprm 17334 13prm 17338 19prm 17340 prmlem2 17342 37prm 17343 43prm 17344 139prm 17346 163prm 17347 631prm 17349 basendxnmulrndx 17513 log2cnv 27329 cxploglim2 27363 2lgslem3 27788 dchrvmasumlem2 27882 pntibndlem1 27973 tgcgr4 29051 axlowdimlem16 29592 usgrexmpldifpr 29896 upgr3v3e3cycl 30838 upgr4cycl4dv4e 30843 konigsberglem2 30911 konigsberglem3 30912 konigsberglem5 30914 frgrogt3nreg 31055 ex-dif 31081 ex-pss 31086 ex-res 31099 evl1deg3 34213 2sqr3minply 34523 cos9thpiminplylem3 34527 cos9thpiminply 34531 aks4d1p1p3 43385 aks4d1p1p2 43386 aks4d1p1p4 43387 aks4d1p3 43394 aks5lem8 43517 acos1half 43675 rabren3dioph 44088 jm2.23 44269 stoweidlem34 47317 stoweidlem42 47325 smfmullem4 48077 fmtno4prmfac193 48931 3ndvds4 48953 127prm 48957 nnsum4primesodd 49167 nnsum4primesoddALTV 49168 usgrexmpl1lem 49392 usgrexmpl2lem 49397 usgrexmpl2nb1 49403 usgrexmpl2nb3 49405 usgrexmpl2trifr 49408 gpg5grlim 49464 gpg5grlic 49465 sepfsepc 50373 1ne3 51369 |
| Copyright terms: Public domain | W3C validator |