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| Mirrors > Home > ILE Home > Th. List > 0cnd | Unicode version | ||
| Description: 0 is a complex number, deductive form. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 0cnd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0cn 8171 |
. 2
| |
| 2 | 1 | a1i 9 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1495 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-4 1558 ax-17 1574 ax-ial 1582 ax-ext 2213 ax-1cn 8125 ax-icn 8127 ax-addcl 8128 ax-mulcl 8130 ax-i2m1 8137 |
| This theorem depends on definitions: df-bi 117 df-cleq 2224 df-clel 2227 |
| This theorem is referenced by: mulap0r 8795 mulap0 8834 mul0eqap 8850 diveqap0 8862 eqneg 8912 div2subap 9017 prodgt0 9032 un0addcl 9435 un0mulcl 9436 modsumfzodifsn 10659 ser0 10796 ser0f 10797 abs00ap 11640 abs00 11642 abssubne0 11669 mul0inf 11819 clim0c 11864 sumrbdclem 11956 summodclem2a 11960 zsumdc 11963 fsum3 11966 isumz 11968 isumss 11970 fisumss 11971 fsum3cvg2 11973 fsum3ser 11976 fsumcl2lem 11977 fsumcl 11979 fsumadd 11985 fsumsplit 11986 sumsnf 11988 sumsplitdc 12011 fsummulc2 12027 ef0lem 12239 ef4p 12273 tanvalap 12287 modprm0 12845 pcmpt2 12935 4sqlem10 12978 4sqlem11 12992 fsumcncntop 15310 limcimolemlt 15407 dvmptcmulcn 15464 dvmptfsum 15468 dveflem 15469 dvef 15470 plyf 15480 elplyr 15483 elplyd 15484 ply1term 15486 plyaddlem 15492 plymullem 15493 plycolemc 15501 plycn 15505 dvply1 15508 ptolemy 15567 lgsdir2 15781 lgsdir 15783 apdiff 16703 iswomni0 16707 |
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