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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 12389 | . 2 ⊢ 1 < 4 | |
| 2 | 4lt5 12390 | . 2 ⊢ 4 < 5 | |
| 3 | 1re 11174 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 4re 12295 | . . 3 ⊢ 4 ∈ ℝ | |
| 5 | 5re 12298 | . . 3 ⊢ 5 ∈ ℝ | |
| 6 | 3, 4, 5 | lttri 11302 | . 2 ⊢ ((1 < 4 ∧ 4 < 5) → 1 < 5) |
| 7 | 1, 2, 6 | mp2an 702 | 1 ⊢ 1 < 5 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5097 1c1 11067 < clt 11209 4c4 12267 5c5 12268 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7712 ax-resscn 11123 ax-1cn 11124 ax-icn 11125 ax-addcl 11126 ax-addrcl 11127 ax-mulcl 11128 ax-mulrcl 11129 ax-mulcom 11130 ax-addass 11131 ax-mulass 11132 ax-distr 11133 ax-i2m1 11134 ax-1ne0 11135 ax-1rid 11136 ax-rnegex 11137 ax-rrecex 11138 ax-cnre 11139 ax-pre-lttri 11140 ax-pre-lttrn 11141 ax-pre-ltadd 11142 ax-pre-mulgt0 11143 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5538 df-po 5551 df-so 5552 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-pnf 11211 df-mnf 11212 df-xr 11213 df-ltxr 11214 df-le 11215 df-sub 11409 df-neg 11410 df-2 12273 df-3 12274 df-4 12275 df-5 12276 |
| This theorem is referenced by: 5ndvds6 16438 dec5nprm 17092 dec2nprm 17093 5prm 17134 10nprmOLD 17140 prmlem2 17146 631prm 17153 scandxnbasendx 17335 slotsdifocndx 17436 ppiub 27255 2lgslem3 27455 modp2nep1 47927 modm1nem2 47929 fmtno4prmfac193 48142 31prm 48166 usgrexmpl1lem 48603 usgrexmpl2lem 48608 usgrexmpl2nb1 48614 usgrexmpl2nb5 48618 usgrexmpl2trifr 48619 pgnbgreunbgrlem2lem1 48696 pgnbgreunbgrlem2lem2 48697 gpg5edgnedg 48712 grlimedgnedg 48713 |
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