Linked Questions

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constructing Matrix from coefficients of solution & assigning 0 for empty Cells [closed]

i tried to construct a matrix from the coefficients of my solution, but problem that; 1; how can i get coefficients out of Solve 2; some Matrix elements are empty so i must assign 0 in those empty ...
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Approximate results

I am trying to show that two matrices are the same. One matrix has random elements drawn from a distribution of ${(-0.75,-0.25,0,0.25,0.75,0.95)}$, while the other has values with imaginary parts ...
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Subtraction of vectors subtracts whole vector with individual elements

When I'm trying to calculate the value of DP, it subtracts the PCurrent matrix from each element of PGoal. What am I doing wrong? ...

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