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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 12525 | . 2 ⊢ 1 < 4 | |
| 2 | 4lt5 12526 | . 2 ⊢ 4 < 5 | |
| 3 | 1re 11312 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 4re 12431 | . . 3 ⊢ 4 ∈ ℝ | |
| 5 | 5re 12434 | . . 3 ⊢ 5 ∈ ℝ | |
| 6 | 3, 4, 5 | lttri 11440 | . 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 5102 1c1 11205 < clt 11347 4c4 12403 5c5 12404 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-po 5558 df-so 5559 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-er 8721 df-en 8978 df-dom 8979 df-sdom 8980 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-2 12409 df-3 12410 df-4 12411 df-5 12412 |
| This theorem is used by: 5ndvds6 16590 dec5nprm 17250 dec2nprm 17251 5prm 17292 10nprmOLD 17298 prmlem2 17304 631prm 17311 scandxnbasendx 17493 slotsdifocndx 17594 ppiub 27537 2lgslem3 27737 goldratval 48030 modp2nep1 48537 modm1nem2 48539 fmtno4prmfac193 48752 31prm 48776 usgrexmpl1lem 49213 usgrexmpl2lem 49218 usgrexmpl2nb1 49224 usgrexmpl2nb5 49228 usgrexmpl2trifr 49229 pgnbgreunbgrlem2lem1 49306 pgnbgreunbgrlem2lem2 49307 gpg5edgnedg 49322 grlimedgnedg 49323 veronesev1lem 51142 veronesev5lem 51146 veronesevrowd 51148 |
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