function h = CS4640_sinusoid(x,y)
% CS4640_sinusoid - create sinusoind wave function
% On input:
%     x (float): x value
%     y (float): y value
% On output:
%     h (float): height of sinusoid at (x,y)
% Call:
%     h = CS4640_sinusoid(pi/2,3);
% Author:
%     T. Henderson
%     UU
%     Spring 2018
%

h = sin(x);
