In mathematics, a matrix (plural matrices) is a rectangular array of numbers, symbols, or expressions, arranged in rows and columns.
I am looking for a sample code implementation on how to invert a 4x4 matrix. I know there is Gaussian …
c++ algorithm math matrix matrix-inverseIs there a convenient way to display a matrix with row and column labels in the Matlab terminal? Something like …
matlab matrix tabular matlab-tableSay I have a two dimensional array of coordinates that looks something like x = array([[1,2],[2,3],[3,4]]) Previously in my work so …
python numpy matrix mask masked-arrayI have a numeric matrix with 25 columns and 23 rows, and a vector of length 25. How can I multiply each row …
r vector matrix multiplicationFor example, if I want to read the middle value from magic(5), I can do so like this: M = magic(5); …
matlab indexing matrix return-value variable-assignmentI would like to divide each row of a matrix by a fixed vector. For example mat<-matrix(1,ncol=2,…
r matrix vectorI'm trying to calculate the inverse matrix in Java. I'm following the adjoint method (first calculation of the adjoint matrix, …
java matrix matrix-inverse determinantsAre there formulas to convert data in a column to a matrix or to a row? And to convert from/…
excel matrix excel-formula transpose