MATLAB: Why mupad picewise function is bugged

Question

I have pw(t):= piecewise([x > 0 and x < 1, 1], [Otherwise, 0])

When I try to evaluate: pw(1/2) it returns pw(1/2)… I wonder if the function is bugged Thanx

Answer 1

If you have R2016b, you can just use the piecewise function:

https://www.mathworks.com/help/symbolic/piecewise.html.

Here is an example: