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| Mirrors > Home > MPE Home > Th. List > 5pos | Structured version Visualization version GIF version | ||
| Description: The number 5 is positive. (Contributed by NM, 27-May-1999.) |
| Ref | Expression |
|---|---|
| 5pos | ⊢ 0 < 5 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 4re 12246 | . . 3 ⊢ 4 ∈ ℝ | |
| 2 | 1re 11150 | . . 3 ⊢ 1 ∈ ℝ | |
| 3 | 4pos 12269 | . . 3 ⊢ 0 < 4 | |
| 4 | 0lt1 11676 | . . 3 ⊢ 0 < 1 | |
| 5 | 1, 2, 3, 4 | addgt0ii 11696 | . 2 ⊢ 0 < (4 + 1) |
| 6 | df-5 12228 | . 2 ⊢ 5 = (4 + 1) | |
| 7 | 5, 6 | breqtrri 5129 | 1 ⊢ 0 < 5 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5102 (class class class)co 7369 0cc0 11044 1c1 11045 + caddc 11047 < clt 11184 4c4 12219 5c5 12220 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-er 8648 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-2 12225 df-3 12226 df-4 12227 df-5 12228 |
| This theorem is referenced by: 6pos 12272 5recm6rec 12768 5rp 12934 bpoly4 16001 slotsdifplendx2 17355 ppiub 27091 lgsdir2lem1 27212 ex-sqrt 30356 modm1p1ne 47344 usgrexmpl1lem 47985 usgrexmpl2lem 47990 usgrexmpl2nb0 47995 usgrexmpl2nb5 48000 usgrexmpl2trifr 48001 |
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