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Results tagged with linear-algebra
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user 21844
Questions about the properties of vector spaces and linear transformations, including linear systems in general.
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quadratic form factorization
For a homogeneous polynomial with real coefficients:$f(x,y,z)=ax^2+by^2+cz^2+dxy+exz+fyz$, suppose we know $f$ factors into products of linear forms$f=(p_1x+p_2y+p_3z)(q_1x+q_2y+q_3z)$, are there anyw …
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