Proof without words: The Cosine of difference

ÜNAL H.

Mathematics and Computers Education, vol.44, no.2, 2010 (Peer-Reviewed Journal)

  • Publication Type: Article / Article
  • Volume: 44 Issue: 2
  • Publication Date: 2010
  • Journal Name: Mathematics and Computers Education
  • Yıldız Technical University Affiliated: Yes