Package com.joptimizer.functions

Interface Summary

Interface	Description
BarrierFunction	Interface for the barrier function used by a given barrier optimization method.
ConvexMultivariateRealFunction	Use this whenever possible, because the algorithm will check that.
StrictlyConvexMultivariateRealFunction	Use children classes whenever possible, because the algorithm will check that.
TwiceDifferentiableMultivariateRealFunction

Class Summary

Class	Description
FunctionsUtils
LinearMultivariateRealFunction	f(x) = q.x + r
LogarithmicBarrier	Default barrier function for the barrier method algorithm.
LogTransformedPosynomial	This function represents the logarithm of a posynomial after a change of variables x->y=log(x).
PDQuadraticMultivariateRealFunction	1/2 * x.P.x + q.x + r, P positive definite
PSDQuadraticMultivariateRealFunction	1/2 * x.P.x + q.x + r, P positive semi-definite
QuadraticMultivariateRealFunction	1/2 x.P.x + q.x + r
SDPLogarithmicBarrier	Generalized logarithmic barrier function for semidefinite programming.
SOCPLogarithmicBarrier	Generalized logarithm barrier function for SOCP with constraints: ||Ai.x+bi|| < ci.x+di, i=1,...,m
SymmPDQuadraticMultivariateRealFunction	1/2 * x.P.x + q.x + r, P positive definite and symmetric.