Tommy Dreyfus

Research output

Research output per year 1976 2014 2024

• 86 Article
• 17 Chapter
• 17 Conference contribution
• 5 Report
• 17 More
  • 5 Editorial
  • 4 Book
  • 3 Entry for encyclopedia/dictionary
  • 2 Comment/debate
  • 1 Foreword/postscript
  • 1 Conference article
  • 1 Other contribution

Research output per year

Research output per year

Search results

• 2014

  Investigating Students' Geometrical Proofs through the Lens of Students' Definitions

  Yahya, A. H., Hershkowitz, R. & Dreyfus, T., 2014, 8 p. North American Chapter of the International Group for the Psychology of Mathematics Education.

  Research output: Other contribution › peer-review

  • Geometric Proof 100%
  • Geometrical Concepts 100%
  • Concept Image 50%
  • Concept Definition 50%
  • Student Ability 50%