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| Mirrors > Home > MPE Home > Th. List > rpcnne0d | Structured version Visualization version GIF version | ||
| Description: A positive real is a nonzero complex number. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| rpcnne0d | ⊢ (𝜑 → (𝐴 ∈ ℂ ∧ 𝐴 ≠ 0)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | 1 | rpcnd 13078 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 3 | 1 | rpne0d 13081 | . 2 ⊢ (𝜑 → 𝐴 ≠ 0) |
| 4 | 2, 3 | jca 521 | 1 ⊢ (𝜑 → (𝐴 ∈ ℂ ∧ 𝐴 ≠ 0)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2146 ≠ wne 2960 ℂcc 11113 0cc0 11115 ℝ+crp 13032 |
| 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 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-resscn 11172 ax-1cn 11173 ax-addrcl 11176 ax-rnegex 11186 ax-cnre 11188 ax-pre-lttri 11189 ax-pre-lttrn 11190 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-po 5571 df-so 5572 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 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-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-pnf 11260 df-mnf 11261 df-ltxr 11263 df-rp 13033 |
| This theorem is used by: expcnv 15941 mertenslem1 15961 divgcdcoprm0 16745 ovolscalem1 25723 aalioulem2 26547 aalioulem3 26548 dvsqrt 26958 cxpcn3lem 26963 relogbval 26988 relogbcl 26989 nnlogbexp 26997 divsqrtsumlem 27195 logexprlim 27440 2lgslem3b 27612 2lgslem3c 27613 2lgslem3d 27614 chebbnd1lem3 27686 chebbnd1 27687 chtppilimlem1 27688 chtppilimlem2 27689 chebbnd2 27692 chpchtlim 27694 chpo1ub 27695 rplogsumlem1 27699 rplogsumlem2 27700 rpvmasumlem 27702 dchrvmasumlem1 27710 dchrvmasum2lem 27711 dchrvmasumlem2 27713 dchrisum0fno1 27726 dchrisum0lem1b 27730 dchrisum0lem1 27731 dchrisum0lem2a 27732 dchrisum0lem2 27733 dchrisum0lem3 27734 rplogsum 27742 mulogsum 27747 mulog2sumlem1 27749 selberglem1 27760 pntrmax 27779 pntpbnd1a 27800 pntibndlem2 27806 pntlemc 27810 pntlemb 27812 pntlemn 27815 pntlemr 27817 pntlemj 27818 pntlemf 27820 pntlemk 27821 pntlemo 27822 pnt2 27828 bcm1n 33210 jm2.21 43779 stoweidlem25 46797 stoweidlem42 46814 wallispilem4 46840 stirlinglem10 46855 fourierdlem39 46918 lighneallem3 48417 dignn0flhalflem1 49452 dignn0flhalflem2 49453 itschlc0xyqsol1 49603 |
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