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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 13033 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℂ) | |
| 2 | rpne0 13039 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ≠ 0) | |
| 3 | 1, 2 | jca 520 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℂ ∧ 𝐴 ≠ 0)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 400 ∈ wcel 2142 ≠ wne 2957 ℂcc 11104 0cc0 11106 ℝ+crp 13022 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5256 ax-nul 5268 ax-pow 5335 ax-pr 5403 ax-un 7734 ax-resscn 11163 ax-1cn 11164 ax-addrcl 11167 ax-rnegex 11177 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1103 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rab 3416 df-v 3456 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-br 5109 df-opab 5173 df-mpt 5192 df-id 5555 df-po 5568 df-so 5569 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-er 8692 df-en 8942 df-dom 8943 df-sdom 8944 df-pnf 11251 df-mnf 11252 df-ltxr 11254 df-rp 13023 |
| This theorem is used by: rpcndif0 13043 mod0 13916 modlt 13920 modcyc 13946 modmuladdnn0 13958 moddi 13982 modirr 13985 icchmeo 25111 aaliou3lem3 26518 aaliou3lem8 26519 reeff1o 26621 reeflog 26756 relogeftb 26760 rpcxpcl 26852 relogbcxp 26961 rlimcnp 27141 rlimcnp2 27142 divsqrtsumlem 27155 harmonicbnd4 27186 logfacrlim 27399 logexprlim 27400 vmadivsum 27657 dchrmusum2 27669 dchrvmasumlem2 27673 dchrvmasumiflem1 27676 dchrisum0lem2a 27692 mudivsum 27705 mulogsumlem 27706 mulog2sumlem2 27710 selberglem2 27721 selberg2lem 27725 selberg2 27726 pntrsumo1 27740 selbergr 27743 pntibndlem2 27766 pntibndlem3 27767 pntlemb 27772 pntlemr 27777 pntlemf 27780 blocnilem 31167 minvecolem3 31239 itg2addnclem2 38351 fllogbd 49368 |
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