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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 8318 | . 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 8177 0cc0 8179 |
| 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 8272 ax-icn 8274 ax-addcl 8275 ax-mulcl 8277 ax-i2m1 8284 |
| This proof depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 |
| This theorem is used by: addeq0 8704 mulap0r 8945 mulap0 8984 msq0 8999 mul0eqap 9002 diveqap0 9014 eqneg 9064 div2subap 9169 prodgt0 9184 un0addcl 9600 un0mulcl 9601 modsumfzodifsn 10846 ser0 10983 ser0f 10984 resq01 11108 sq01 11674 abs00ap 11842 abs00 11844 abssubne0 11872 mul0inf 12023 clim0c 12068 sumrbdclem 12160 summodclem2a 12164 zsumdc 12167 fsum3 12170 isumz 12172 isumss 12174 fisumss 12175 fsum3cvg2 12177 fsum3ser 12180 fsumcl2lem 12181 fsumcl 12183 fsumadd 12189 fsumsplit 12190 sumsnf 12192 sumsplitdc 12215 fsummulc2 12231 ef0lem 12443 ef4p 12477 tanvalap 12491 modprm0 13053 pcmpt2 13143 4sqlem10 13186 4sqlem11 13200 ballotfilemic 13299 ballotfilem1c 13300 fsumcncntop 15717 limcimolemlt 15814 dvmptcmulcn 15871 dvmptfsum 15875 dveflem 15876 dvef 15877 plyf 15887 elplyr 15890 elplyd 15891 ply1term 15893 plyaddlem 15899 plymullem 15900 plycolemc 15908 plycn 15912 dvply1 15915 ptolemy 15975 lgsdir2 16250 lgsdir 16252 apdiff 17195 iswomni0 17199 |
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