Related Clues:
- 'Theoria motuum lunae' writer
- Cleveland avenue said to have America's first traffic light, 1914
- Calculus pioneer Leonhard
- City near Cleveland
- Author of 'Introduction to Algebra'
- Major name in analytic geometry
- Swiss mathematician Leonard
- Analytic geometry giant
- Formulator of the law of quadratic reciprocity
- Greek philosopher
- Formulator of the quadratic reciprocity law
- Big name in geometry circles
- Geometry figure?
- 'Elements' mathematician
- Swiss geometer