System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance,
[ 2 0 4; => 2*x = 4
...
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linear least squares fitting
Inputs:
* |f|: cell-array of function handles
* |x|: column vector of |x| values
* |y|: column vector of |y| values, same l...
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Column norms of a matrix
Given a matrix M, return a vector y such that for each k
y(k)=norm(M(:,k))
(y(k) is the Euclidean norm of the k-th col...
Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...