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Matrix Identity (Posted on 2007-04-26) Difficulty: 2 of 5
If I is the 2x2 identity matrix, show that there is an infinite number of matrices X with integer members such that X*X = I.

See The Solution Submitted by Brian Smith    
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  Subject Author Date
Some Thoughtsre(2): An Attempt To GeneralisationK Sengupta2007-05-01 03:23:40
re: An Attempt To GeneralisationBrian Smith2007-04-30 23:10:29
SolutionAn Attempt To GeneralisationK Sengupta2007-04-30 09:17:23
SolutionPuzzle Solution With ExplanationK Sengupta2007-04-27 14:56:40
Some ThoughtsProblem solutionK Sengupta2007-04-27 03:09:52
SolutionSolutionBractals2007-04-26 13:02:54
Solutionre: SolutionCharlie2007-04-26 09:49:05
SolutionSolutionhoodat2007-04-26 09:34:34
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