
Gabriel Agostini
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Recent activity by Gabriel Agostini-
Turning 1D MVar into a diagonal matrix
AnsweredHi, I wonder if GUROBI has a function that creates a diagonal matrix out of a 1-D MVar. I essentially have as optimization variables these "row-wise scaling factors" k, which I need to multiply by ...
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Problem with very large matrix variables --- OverFlow error when setting objective?
AnsweredHi, I currently have a model in which I optimize for the L2 norm (i.e. sum of all squared values) of an expression involving my optimization variable (a very large matrix X). Here is a snippet in g...
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Computing L1 and L2 matrix norms in objective
AnsweredHi, I currently have a model in which I want to optimize for the L1 norm (i.e. sum of all absolute values) of an expression involving my optimization variable (a matrix). The problem requires some ...