[線代] 一題bilinear form
Let V be a vector space with a bilinear form B,
assume that B(x,y)=0 => B(y,x)=0
prove that B(x,y)=B(y,x) for all x, y belong V
or B(x,x)=0 for all x belong V.
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一起來資助貧童吧!
http://www.wretch.cc/blog/jimlucky/15573595
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