Non-Euclidean Geometry Math

@Intermall

Top: Science: Math: Geometry: Non-Euclidean:

• - An exploration of the geometry of quaternion algebra, including a commutative variant which exhibits the properties of Minkowskian geometry.
  
• - Seminar notes by Greg Schreiber.
  
• - A bibliographic reference list of books and articles on non-Euclidean geometries, part of the MacTutor History of Mathematics archive.
  
• - A resource for student research projects and for teachers interested in using the history of mathematics in their courses.
  
• - A historical account with links to biographies of some of the people involved.
  
• - NonEuclid is a software simulation offering straightedge and compass constructions in hyperbolic geometry.
  
• - Finding the shortest distance between two points on the earth given latitude and longitude. Download ARC_CALC_3, Microsoft Excel version, A Spherical Triangle Calculator by James Q. Jacobs.
  
• - A philosophical essay.
  
• - Review of a new version of LOGO developed at Cardiff.
  
• - Having at least one smarandachely denied axiom: validated and invalidated; or invalidated in at least two distinct ways. Discussion groups and meetings.
  
• - From theTreasureTroves collection.
  
• - Classic text available from the MAA.
  
• - Conference talk by Scott Steketee with downloadable sketches.