179 reputation
5
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location Israel
age
visits member for 3 years, 8 months
seen Feb 2 '13 at 0:20

Sep
20
revised Transforming triangular coordinate system from angle to another
added 17 characters in body
Sep
2
revised Creating a special vector from two vectors
added 150 characters in body
Aug
31
revised Calculating the area of a special hexagon
added 139 characters in body