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| Mirrors > Home > MPE Home > Th. List > rpcnne0 | Structured version Visualization version GIF version | ||
| Description: A positive real is a nonzero complex number. (Contributed by NM, 11-Nov-2008.) |
| Ref | Expression |
|---|---|
| rpcnne0 | ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℂ ∧ 𝐴 ≠ 0)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpcn 13053 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℂ) | |
| 2 | rpne0 13059 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ≠ 0) | |
| 3 | 1, 2 | jca 521 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℂ ∧ 𝐴 ≠ 0)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2145 ≠ wne 2955 ℂcc 11122 0cc0 11124 ℝ+crp 13042 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7736 ax-resscn 11181 ax-1cn 11182 ax-addrcl 11185 ax-rnegex 11195 ax-cnre 11197 ax-pre-lttri 11198 ax-pre-lttrn 11199 |
| 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 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-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-er 8696 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11269 df-mnf 11270 df-ltxr 11272 df-rp 13043 |
| This theorem is used by: rpcndif0 13063 mod0 13937 modlt 13941 modcyc 13967 modmuladdnn0 13979 moddi 14003 modirr 14006 icchmeo 25169 aaliou3lem3 26580 aaliou3lem8 26581 reeff1o 26683 reeflog 26817 relogeftb 26821 rpcxpcl 26913 relogbcxp 27022 rlimcnp 27202 rlimcnp2 27203 divsqrtsumlem 27216 harmonicbnd4 27247 logfacrlim 27460 logexprlim 27461 vmadivsum 27718 dchrmusum2 27730 dchrvmasumlem2 27734 dchrvmasumiflem1 27737 dchrisum0lem2a 27753 mudivsum 27766 mulogsumlem 27767 mulog2sumlem2 27771 selberglem2 27782 selberg2lem 27786 selberg2 27787 pntrsumo1 27801 selbergr 27804 pntibndlem2 27827 pntibndlem3 27828 pntlemb 27833 pntlemr 27838 pntlemf 27841 blocnilem 31285 minvecolem3 31357 itg2addnclem2 38421 fllogbd 49490 |
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