Optimization Toolbox

Minimization

fgoalattain	Multiobjective goal attainment
fminbnd	Scalar nonlinear minimization with bounds
fmincon	Constrained nonlinear minimization
fminimax	Minimax optimization
fminsearch, fminunc	Unconstrained nonlinear minimization
fseminf	Semi-infinite minimization
linprog	Linear programming
quadprog	Quadratic programming

Equation Solving

\	Use \ (left division) to solve linear equations. See the Arithmetic Operators reference page in the online MATLAB documentation.
fsolve	Nonlinear equation solving
fzero	Scalar nonlinear equation solving

Least Squares (Curve Fitting)

\	Use \ (left division) for linear least squares with no constraints. See the Arithmetic Operators reference page.
lsqlin	Constrained linear least squares
lsqcurvefit	Nonlinear curve fitting
lsqnonlin	Nonlinear least squares
lsqnonneg	Nonnegative linear least squares

Utility

fzmult	Multiplication with fundamental nullspace basis
gangstr	Zero out "small" entries subject to structural rank
optimget	Get optimization options parameter values
optimset	Create or edit optimization options parameter structure

Demos of Large-Scale Methods

From the MATLAB Help browser, click the demo name to run the demo. Look for information and additional instructions in the MATLAB Command Window.

circustent	Quadratic programming to find shape of a circus tent
molecule	Molecule conformation solution using unconstrained nonlinear minimization
optdeblur	Image deblurring using bounded linear least squares

Demos of Medium-Scale Methods

From the MATLAB Help browser, click the demo name to run the demo. Look for information and additional instructions in the MATLAB Command Window.

bandemo	Minimization of the banana function
dfildemo	Finite-precision filter design (requires the Signal Processing Toolbox)
goaldemo	Goal attainment example
optdemo	Menu of demo routines
tutdemo	Script for the medium-scale algorithms. The script follows the Tutorial chapter of the Optimization Toolbox User's Guide.

Function Reference

Function Arguments