The following is a list of nonintrinsic math functions that can be derived from the intrinsic math functions:Function Derived equivalentsSecant Sec(X) = 1 / Cos(X)Cosecant Cosec(X) = 1 / Sin(X)Cotangent Cotan(X) = 1 / Tan(X)Inverse Sine Arcsin(X) = Atn(X / Sqr(-X * X + 1))Inverse Cosine Arccos(X) = Atn(-X / Sqr(-X * X + 1)) + 2 * Atn(1)Inverse Secant Arcsec(X) = Atn(X / Sqr(X * X - 1)) + Sgn((X) -1) * (2 * Atn(1))Inverse Cosecant Arccosec(X) = Atn(X / Sqr(X * X - 1)) + (Sgn(X) - 1) * (2 * Atn(1))Inverse Cotangent Arccotan(X) = Atn(X) + 2 * Atn(1)Hyperbolic Sine HSin(X) = (Exp(X) - Exp(-X)) / 2Hyperbolic Cosine HCos(X) = (Exp(X) + Exp(-X)) / 2Hyperbolic Tangent HTan(X) = (Exp(X) - Exp(-X)) / (Exp(X) + Exp(-X))Hyperbolic Secant HSec(X) = 2 / (Exp(X) + Exp(-X))Hyperbolic Cosecant HCosec(X) = 2 / (Exp(X) - Exp(-X))Hyperbolic Cotangent HCotan(X) = (Exp(X) + Exp(-X)) / (Exp(X) - Exp(-X))Inverse Hyperbolic Sine HArcsin(X) = Log(X + Sqr(X * X + 1))Inverse Hyperbolic Cosine HArccos(X) = Log(X + Sqr(X * X - 1))Inverse Hyperbolic Tangent HArctan(X) = Log((1 + X) / (1 - X)) / 2Inverse Hyperbolic Secant HArcsec(X) = Log((Sqr(-X * X + 1) + 1) / X)Inverse Hyperbolic Cosecant HArccosec(X) = Log((Sgn(X) * Sqr(X * X + 1) +1) / X)Inverse Hyperbolic Cotangent HArccotan(X) = Log((X + 1) / (X - 1)) / 2Logarithm to base N LogN(X) = Log(X) / Log(N)
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