Trigonometric Identities, Linear Algebra, and Computer Algebra

@article{Doust2005TrigonometricIL,
  title={Trigonometric Identities, Linear Algebra, and Computer Algebra},
  author={Ian Doust and Michael D. Hirschhorn and Jocelyn Ho},
  journal={The American Mathematical Monthly},
  year={2005},
  volume={112},
  pages={155-164}
}