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