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seen Sep 28 at 12:42

Jul
15
revised Find push down automata and context free grammar
edited body
Jun
17
revised How to find the nearest power product?
a little more
May
29
revised What is the complexity class for each one of the following functions
added 2 characters in body
May
14
revised difference of 2 partial computable algorithms
added 109 characters in body
May
13
revised Complement of halting set is not r.e.
added 123 characters in body
May
13
revised Complement of halting set is not r.e.
deleted 111 characters in body
May
12
revised Where is wrong in this proof
added 6 characters in body
May
12
revised Where is wrong in this proof
rolled back to a previous revision