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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 8324 | . 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 8183 0cc0 8185 |
| 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 8278 ax-icn 8280 ax-addcl 8281 ax-mulcl 8283 ax-i2m1 8290 |
| This proof depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 |
| This theorem is used by: addeq0 8710 mulap0r 8951 mulap0 8990 msq0 9005 mul0eqap 9008 diveqap0 9020 eqneg 9070 div2subap 9175 prodgt0 9190 un0addcl 9607 un0mulcl 9608 modsumfzodifsn 10853 ser0 10990 ser0f 10991 resq01 11115 sq01 11681 abs00ap 11849 abs00 11851 abssubne0 11879 mul0inf 12031 clim0c 12076 sumrbdclem 12168 summodclem2a 12172 zsumdc 12175 fsum3 12178 isumz 12180 isumss 12182 fisumss 12183 fsum3cvg2 12185 fsum3ser 12188 fsumcl2lem 12189 fsumcl 12191 fsumadd 12197 fsumsplit 12198 sumsnf 12200 sumsplitdc 12223 fsummulc2 12239 ef0lem 12451 ef4p 12485 tanvalap 12499 modprm0 13061 pcmpt2 13151 4sqlem10 13194 4sqlem11 13208 ballotfilemic 13307 ballotfilem1c 13308 fsumcncntop 15810 limcimolemlt 15907 dvmptcmulcn 15964 dvmptfsum 15968 dveflem 15969 dvef 15970 plyf 15980 elplyr 15983 elplyd 15984 ply1term 15986 plyaddlem 15992 plymullem 15993 plycolemc 16001 plycn 16005 dvply1 16008 ptolemy 16068 prmorcht 16299 lgsdir2 16374 lgsdir 16376 apdiff 17321 iswomni0 17325 |
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