Matrix-Based Minimization

LeastSquares — solve an exact or approximate least-squares problem

PseudoInverse — pseudoinverse of a square or rectangular matrix

Norm — matrix and vector p-norms

QRDecomposition ▪ SingularValueDecomposition

Fit — find a linear least-squares fit to a symbolic basis

FindFit — find a general nonlinear least-squares fit

LinearProgramming — solve linear programming problems

• Optimization
• Linear Regression Package