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Mirrors > Home > MPE Home > Th. List > peano2cn | Structured version Visualization version GIF version |
Description: A theorem for complex numbers analogous the second Peano postulate peano2nn 11652. (Contributed by NM, 17-Aug-2005.) |
Ref | Expression |
---|---|
peano2cn | ⊢ (𝐴 ∈ ℂ → (𝐴 + 1) ∈ ℂ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1cn 10597 | . 2 ⊢ 1 ∈ ℂ | |
2 | addcl 10621 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℂ) → (𝐴 + 1) ∈ ℂ) | |
3 | 1, 2 | mpan2 689 | 1 ⊢ (𝐴 ∈ ℂ → (𝐴 + 1) ∈ ℂ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2114 (class class class)co 7158 ℂcc 10537 1c1 10540 + caddc 10542 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-1cn 10597 ax-addcl 10599 |
This theorem depends on definitions: df-bi 209 df-an 399 |
This theorem is referenced by: nnsscn 11645 xp1d2m1eqxm1d2 11894 nneo 12069 zeo 12071 zeo2 12072 zesq 13590 facndiv 13651 faclbnd 13653 faclbnd6 13662 iseralt 15043 bcxmas 15192 trireciplem 15219 fallfacfwd 15392 bpolydiflem 15410 fsumcube 15416 odd2np1 15692 srgbinomlem3 19294 srgbinomlem4 19295 pcoass 23630 dvfsumabs 24622 ply1divex 24732 qaa 24914 aaliou3lem2 24934 abssinper 25108 advlogexp 25240 atantayl2 25518 basellem3 25662 basellem8 25667 lgseisenlem1 25953 lgsquadlem1 25958 pntrsumo1 26143 crctcshwlkn0lem6 27595 clwlkclwwlklem3 27781 fwddifnp1 33628 ltflcei 34882 itg2addnclem3 34947 pell14qrgapw 39480 binomcxplemrat 40689 sumnnodd 41918 dirkertrigeqlem1 42390 dirkertrigeqlem3 42392 dirkertrigeq 42393 fourierswlem 42522 fmtnorec4 43718 lighneallem4b 43781 |
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