Keyword:	∇ Name:	Description:	∇ Type:
Non-convex Function	PieceLin2D.lng	Piecewise Linear Interpolation	LINGO
Non-convex Function	Piecelin2Dsos3.lng	Represent or approximate a function of two variables, f(x,y), by piecewise linear interpolation	LINGO
Non-convex Function	QdiscSupL.lng	Buying with quantity discounts	LINGO
Non-convex Function	PieceLinearSOS2a.lng	-	LINGO
Non-convex Function	PieceLinMultPer.lng	-	LINGO
Non-convex Function	PieceWiseExplicit.xls	PieceWiseExplicit	What'sBest!
Non-convex Function	QdiscSup.xlsx	Buying with quantity discounts	What'sBest!
Non-convex Function	PieceWiseSOS2e.xlsx	Purchasing with a Nonlinear Price Schedule	What'sBest!