// Test file for "nthroot" function for the data types double, float, double complex. function nth_root() b= [1,2,3,4;5,6,7,8] c=[45,12,4,12; 23,34,5,6] d= nthroot(b,c) disp(d) disp('') e=34 f= nthroot(b,e) disp(f) disp('') k=nthroot(3.2123,12) disp(k) disp('') m= float(b) l= float(c) disp(nthroot(m,l)) endfunction