Covers problems concerning ellipses, parabolas, and hyperbolas, including Pascal's Hexagon Theorem Steiner’s Three-pointed Hypocycloid Stereometric Problems (10): Deals with solid geometry, such as The Five Regular Solids Hipparchus' Stereographic Projection Nautical and Astronomical Problems (12): Features practical applications like the Problem of the Sundial Determining the Position of a Ship at Sea Kepler’s Equation Extremes (12): Focuses on maxima and minima problems, such as the Honeybee Cell Steiner's Circle and Sphere Problems Dover Publications | Dover Books Why This Book is Notable Historical Context:

| Book | Focus | Difficulty | |------|-------|------------| | Problem-Solving Strategies (Engel) | Olympiad problems | Intermediate | | The Penguin Dictionary of Curious and Interesting Numbers (Wells) | Number theory lore | Easy | | What Is Mathematics? (Courant & Robbins) | Concepts + problems | Intermediate | | Unsolved Problems in Number Theory (Guy) | Open problems | Advanced |