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| Mirrors > Home > MPE Home > Th. List > 1lt5 | Structured version Visualization version GIF version | ||
| Description: 1 is less than 5. (Contributed by Mario Carneiro, 15-Sep-2013.) |
| Ref | Expression |
|---|---|
| 1lt5 | ⊢ 1 < 5 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1lt4 12551 | . 2 ⊢ 1 < 4 | |
| 2 | 4lt5 12552 | . 2 ⊢ 4 < 5 | |
| 3 | 1re 11338 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 4re 12457 | . . 3 ⊢ 4 ∈ ℝ | |
| 5 | 5re 12460 | . . 3 ⊢ 5 ∈ ℝ | |
| 6 | 3, 4, 5 | lttri 11466 | . 2 ⊢ ((1 < 4 ∧ 4 < 5) → 1 < 5) |
| 7 | 1, 2, 6 | mp2an 705 | 1 ⊢ 1 < 5 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: class class class wbr 5106 1c1 11231 < clt 11373 4c4 12429 5c5 12430 |
| 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 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 ax-un 7778 ax-resscn 11287 ax-1cn 11288 ax-icn 11289 ax-addcl 11290 ax-addrcl 11291 ax-mulcl 11292 ax-mulrcl 11293 ax-mulcom 11294 ax-addass 11295 ax-mulass 11296 ax-distr 11297 ax-i2m1 11298 ax-1ne0 11299 ax-1rid 11300 ax-rnegex 11301 ax-rrecex 11302 ax-cnre 11303 ax-pre-lttri 11304 ax-pre-lttrn 11305 ax-pre-ltadd 11306 ax-pre-mulgt0 11307 |
| 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 4839 df-uni 4871 df-br 5107 df-opab 5172 df-mpt 5191 df-id 5551 df-po 5564 df-so 5565 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-riota 7403 df-ov 7449 df-oprab 7450 df-mpo 7451 df-er 8748 df-en 9005 df-dom 9006 df-sdom 9007 df-pnf 11375 df-mnf 11376 df-xr 11377 df-ltxr 11378 df-le 11379 df-sub 11573 df-neg 11574 df-2 12435 df-3 12436 df-4 12437 df-5 12438 |
| This theorem is used by: 5ndvds6 16616 dec5nprm 17276 dec2nprm 17277 5prm 17318 10nprmOLD 17324 prmlem2 17330 631prm 17337 scandxnbasendx 17519 slotsdifocndx 17620 ppiub 27564 2lgslem3 27764 goldratval 48151 modp2nep1 48658 modm1nem2 48660 fmtno4prmfac193 48873 31prm 48897 usgrexmpl1lem 49334 usgrexmpl2lem 49339 usgrexmpl2nb1 49345 usgrexmpl2nb5 49349 usgrexmpl2trifr 49350 pgnbgreunbgrlem2lem1 49427 pgnbgreunbgrlem2lem2 49428 gpg5edgnedg 49443 grlimedgnedg 49444 veronesev1lem 51285 veronesev5lem 51289 veronesevrowd 51291 |
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