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| Mirrors > Home > MPE Home > Th. List > 3rp | Structured version Visualization version GIF version | ||
| Description: 3 is a positive real. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| 3rp | ⊢ 3 ∈ ℝ+ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3re 12227 | . 2 ⊢ 3 ∈ ℝ | |
| 2 | 3pos 12252 | . 2 ⊢ 0 < 3 | |
| 3 | 1, 2 | elrpii 12910 | 1 ⊢ 3 ∈ ℝ+ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 3c3 12203 ℝ+crp 12907 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2183 ax-ext 2707 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2932 df-nel 3036 df-ral 3051 df-rex 3060 df-reu 3350 df-rab 3399 df-v 3441 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5518 df-po 5531 df-so 5532 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-iota 6447 df-fun 6493 df-fn 6494 df-f 6495 df-f1 6496 df-fo 6497 df-f1o 6498 df-fv 6499 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-er 8635 df-en 8886 df-dom 8887 df-sdom 8888 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-2 12210 df-3 12211 df-rp 12908 |
| This theorem is referenced by: 01sqrexlem7 15173 caurcvgr 15599 vitalilem4 25570 pige3ALT 26487 2logb9irrALT 26766 log2cnv 26912 cht3 27141 bposlem9 27261 chto1ub 27445 dchrvmasumiflem1 27470 pntibndlem1 27558 pntibndlem2 27560 pntlema 27565 pntlemb 27566 hgt750lemd 34784 hgt750lem 34787 hgt750lem2 34788 hgt750leme 34794 itg2addnclem3 37843 3lexlogpow2ineq2 42348 3lexlogpow5ineq5 42349 fourierdlem87 46474 lighneallem2 47889 gpg3kgrtriexlem2 48367 |
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