[Date Prev] | [Thread Prev] | [Thread Next] | [Date Next] -- [Date Index] | [Thread Index] | [List Home]
Subject: [office-formula] minus sign wrong in IMSIN
Hi members, in the definition of IMSIN there is, "If N=a+bi, then sin(N)=sin(a)cosh(b)-cos(a)sinh(b)i." But it should be If N=a+bi, then sin(N)=sin(a)cosh(b)+cos(a)sinh(b)i. See Ambramowitz&Stegun 4.3.55. Kind regards Regina
[Date Prev] | [Thread Prev] | [Thread Next] | [Date Next] -- [Date Index] | [Thread Index] | [List Home]