Is the set of 3x3 symmetric matrices a vector space? We just started vector spaces and axioms and I am completely lost.
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Originally Posted by lm6485 Is the set of 3x3 symmetric matrices a vector space? We just started vector spaces and axioms and I am completely lost. If you sum two symmetric matrices you get a symmetric matrix? If you multiply a sym. matrix by a scalar you get again a sym. matrix? Tonio
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