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| Mirrors > Home > MPE Home > Th. List > rpexpcld | Structured version Visualization version GIF version | ||
| Description: Closure law for exponentiation of positive reals. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpexpcld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| rpexpcld.2 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| Ref | Expression |
|---|---|
| rpexpcld | ⊢ (𝜑 → (𝐴↑𝑁) ∈ ℝ+) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpexpcld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | rpexpcld.2 | . 2 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 3 | rpexpcl 14127 | . 2 ⊢ ((𝐴 ∈ ℝ+ ∧ 𝑁 ∈ ℤ) → (𝐴↑𝑁) ∈ ℝ+) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴↑𝑁) ∈ ℝ+) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 (class class class)co 7416 ℤcz 12601 ℝ+crp 13026 ↑cexp 14108 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5260 ax-nul 5272 ax-pow 5339 ax-pr 5407 ax-un 7738 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 |
| 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 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4491 df-pw 4567 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4876 df-iun 4961 df-br 5113 df-opab 5177 df-mpt 5196 df-tr 5222 df-id 5559 df-eprel 5564 df-po 5572 df-so 5573 df-fr 5617 df-we 5619 df-xp 5670 df-rel 5671 df-cnv 5672 df-co 5673 df-dm 5674 df-rn 5675 df-res 5676 df-ima 5677 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-er 8696 df-en 8946 df-dom 8947 df-sdom 8948 df-pnf 11255 df-mnf 11256 df-xr 11257 df-ltxr 11258 df-le 11259 df-sub 11453 df-neg 11454 df-div 11882 df-nn 12244 df-n0 12515 df-z 12602 df-uz 12873 df-rp 13027 df-seq 14049 df-exp 14109 |
| This theorem is used by: bitsfzolem 16502 bitsfzo 16503 bitsmod 16504 bitsinv1 16510 sadasslem 16538 sadeq 16540 plyeq0lem 26382 aalioulem4 26513 aalioulem5 26514 aalioulem6 26515 aaliou 26516 aaliou3lem8 26523 nnlogbexp 26961 lgamgulmlem3 27210 ftalem5 27256 basellem3 27262 2sqmod 27615 rplogsumlem2 27664 rpvmasumlem 27666 pntlemh 27778 pntlemq 27780 pntlemr 27781 pntlemj 27782 pntlemf 27784 padicabv 27809 ostth2lem3 27814 dya2ub 34673 dya2iocress 34677 dya2iocbrsiga 34678 dya2icobrsiga 34679 sxbrsigalem2 34689 omssubadd 34703 signsply0 34951 hgt750leme 35058 tgoldbachgtde 35060 faclim 36250 iprodfac 36251 knoppndvlem17 37149 knoppndvlem18 37150 geomcau 38442 lcmineqlem21 42848 3lexlogpow5ineq5 42859 aks4d1p1p7 42873 aks4d1p1 42875 aks4d1p8d2 42884 aks4d1p8 42886 fltltc 43425 fltnlta 43427 pellfund14 43657 dvdivbd 46669 stirlinglem1 46820 stirlinglem2 46821 stirlinglem4 46823 stirlinglem8 46827 stirlinglem10 46829 stirlinglem11 46830 stirlinglem13 46832 stirlinglem15 46834 stirlingr 46836 sge0ad2en 47177 ovnsubaddlem1 47316 fllog2 49380 dignn0flhalflem1 49427 dignn0flhalflem2 49428 |
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