hankel-1.m

GNU Octave is a high-level language, primarily intended for numerical computations. It provides a c

(hankel (1) == 1 && hankel ([1, 2]) == [1, 2; 2, 0]
 && hankel ([1, 2], [2; -1; -3]) == [1, 2, -1; 2, -1, -3])