Solution: 2011-11 Skew-symmetric and symmetric matrices

Prove that for every skew-symmetric matrix A, there are symmetric matrices B and C such that A=BC-CB.

The best solution was submitted by Minjae Park (박민재), 2011학번.  Congratulations!

Here is his Solution of Problem 2011-11.

Alternative solutions were submitted by 강동엽 (전산학과 2009학번, +3), 서기원 (수리과학과 2009학번, +3), 어수강 (홍익대 수학교육과, +3, Alternative Solution of Problem 2011-11).

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