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visits member for 3 years, 3 months
seen Nov 6 '13 at 16:12

Nov
6
revised What kind of quadrilateral is determined by four sides and a diagonal?
added 182 characters in body
Oct
28
revised Truth and undecidability
deleted 5 characters in body
Aug
24
revised Composition of permutation to generate all permutations
deleted 1296 characters in body
Aug
24
revised Composition of permutation to generate all permutations
added 1404 characters in body
Aug
17
revised Are some real numbers “uncomputable”?
added 18 characters in body
Aug
17
revised Are some real numbers “uncomputable”?
edited body; edited title
Jul
11
revised Partition Problem, verifying solution in polynomial time
added 250 characters in body
Jun
27
revised Problems with percentages
added 178 characters in body