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Jan
19
awarded  Student
Nov
27
awarded  Tumbleweed
Nov
21
comment How to calculate gradient of $x^TAx$
I am confused by the ' in $$\nabla f(x) = g'(x)^T h(x) + h'(x)^T g(x)$$, is it $$ ' = \nabla $$ ?
Nov
21
comment How to calculate gradient of $x^TAx$
I wonder why $$d(x^{T}Ax)=d(Ax\cdot x)$$
Nov
21
awarded  Editor
Nov
21
revised matrix calculus product rule confusion
deleted 9 characters in body
Nov
20
asked matrix calculus product rule confusion
Aug
17
awarded  Supporter