/* * call-seq: * dvector.asinh -> a_dvector * * Returns of copy of _dvector_ with entry x replaced by asinh(x). * * a = Dvector[ 0.1, -0.2, 0.3 ] * a.asinh -> Dvector[ asinh(0.1), asinh(-0.2), asinh(0.3) ] */ VALUE dvector_asinh(VALUE ary) {