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| Mirrors > Home > ILE Home > Th. List > 0cnd | GIF version | ||
| Description: 0 is a complex number, deductive form. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 0cnd | ⊢ (𝜑 → 0 ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0cn 8319 | . 2 ⊢ 0 ∈ ℂ | |
| 2 | 1 | a1i 9 | 1 ⊢ (𝜑 → 0 ∈ ℂ) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2209 ℂcc 8178 0cc0 8180 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-4 1563 ax-17 1579 ax-ial 1587 ax-ext 2220 ax-1cn 8273 ax-icn 8275 ax-addcl 8276 ax-mulcl 8278 ax-i2m1 8285 |
| This proof depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 |
| This theorem is used by: addeq0 8705 mulap0r 8946 mulap0 8985 msq0 9000 mul0eqap 9003 diveqap0 9015 eqneg 9065 div2subap 9170 prodgt0 9185 un0addcl 9601 un0mulcl 9602 modsumfzodifsn 10848 ser0 10985 ser0f 10986 resq01 11110 sq01 11676 abs00ap 11844 abs00 11846 abssubne0 11874 mul0inf 12026 clim0c 12071 sumrbdclem 12163 summodclem2a 12167 zsumdc 12170 fsum3 12173 isumz 12175 isumss 12177 fisumss 12178 fsum3cvg2 12180 fsum3ser 12183 fsumcl2lem 12184 fsumcl 12186 fsumadd 12192 fsumsplit 12193 sumsnf 12195 sumsplitdc 12218 fsummulc2 12234 ef0lem 12446 ef4p 12480 tanvalap 12494 modprm0 13056 pcmpt2 13146 4sqlem10 13189 4sqlem11 13203 ballotfilemic 13302 ballotfilem1c 13303 fsumcncntop 15759 limcimolemlt 15856 dvmptcmulcn 15913 dvmptfsum 15917 dveflem 15918 dvef 15919 plyf 15929 elplyr 15932 elplyd 15933 ply1term 15935 plyaddlem 15941 plymullem 15942 plycolemc 15950 plycn 15954 dvply1 15957 ptolemy 16017 prmorcht 16243 lgsdir2 16318 lgsdir 16320 apdiff 17264 iswomni0 17268 |
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