This site has been archived for historical purposes. These pages are no longer being updated.

Here are some theorems concerning Analysis and some theorems concerning ruled surfaces: surfaces generated by straight lines or rulings and have been studied for centuries by geometers such as the Jesuits Roger Boscovich and Andre Tacquet as well as by their famous students such as Gaspar Monge and Phillippe de Lahire.

- Six types of Ruled Surfaces
- Half Twist Ruled Surfaces
- p/q Twist Ruled Surfaces
- Saddle (hypar) Surfaces
- The Seven Wonders of the Ancient World
- The 13 Archimedian semiregular polyhedra

- The Mathematician's Quest for Superlatives . . .from geometrical and caculus considerations
- The Mathematician's Quest for Superlatives . . .using caculus of variations
- Certain Periodic Polar Curves
- Monge's Twist-surface Theorems
- Hyperpower Function
_{x}x^{x . . .} - Theorems of Girolamo Sacceri, S.J. and his hyperbolic geometry
- Saccheri's Solution to Euclid's BLEMISH

Ordinary differential Equations

Double helicoid in a cylinder | Focal lines in a cylinder |
---|---|