I have a matrix in which I have used terms like:
Series[Sin[(a qy)/2] , {qy, 0, 2}]
How to get rid of the O[qz]^3 afterwards ?
I have a matrix in which I have used terms like:
Series[Sin[(a qy)/2] , {qy, 0, 2}]
How to get rid of the O[qz]^3 afterwards ?