Melvyn Knight's Problem
Updated: 2023-01-31 15:46:33
12,000+ Interactive Demonstrations Powered by Notebook Technology TOPICS LATEST ABOUT AUTHORING AREA PARTICIPATE Your browser does not support JavaScript or it may be disabled Melvyn Knight's Problem Melvyn Knight once asked 1 for which integers is there an integer triple so that For example , 11 has two such representations : and Solutions for this problem can be found using elliptic curves 1 This Demonstration shows a sample solution for all solvable values from to When one solution exists , there are an infinite number of . solutions Contributed by : Ed Pegg Jr THINGS TO TRY Slider Zoom Gamepad Controls Automatic Animation SNAPSHOTS DETAILS The original problem 1 may be rewritten as and further rewritten as Solving for leads to a complicated expression equivalent to the elliptic : curve