Definition of multilinear function

Created almost 9 years ago, updated about 8 hours ago

A function of several vector arguments is multilinear if it is linear in each argument while the others are held fixed. For fixed $v_2$, this means $f(au+bw,v_2)=af(u,v_2)+bf(w,v_2)$, and similarly in each slot. The determinant is multilinear in its columns, but is not linear as a function of an entire matrix.

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