SciPy

scipy.special.mathieu_modcem1

scipy.special.mathieu_modcem1(x1, x2, x3[, out1, out2]) = <ufunc 'mathieu_modcem1'>

(y,yp)=mathieu_modcem1(m,q,x) evaluates the even modified Mathieu function of the first kind, Mc1m(x,q), and its derivative at x for order m and parameter q.