Implement a vector element-wise add every column of mat

kde-crazy Registered Member Posts 20 Karma 0	Implement a vector element-wise add every column of mat Tue Jan 12, 2016 7:58 am How to implement a (n,1) vector element-wise add every column of a (n,m) matrix, which results in a (n,m) matrix? Last edited by kde-crazy on Tue Jan 12, 2016 9:36 am, edited 1 time in total.
ggael Moderator Posts 3447 Karma 19 OS	Re: Implement a vector element-wise add every column of mat Tue Jan 12, 2016 9:31 am Your question is not very clear, but I guess you are looking for: Code: Select all VectorXd v(n); MatrixXd A(n,m), B(n,m); B = A.colwise() + v; or Code: Select all B = A + v.rowwise().replicate(m);

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