Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 12]

▼Nparma_polyhedra_library	The PPL Java interface package
CArtificial_Parameter
CArtificial_Parameter_Sequence	A sequence of artificial parameters
CBounded_Integer_Type_Overflow	Overflow behavior of bounded integer types
CBounded_Integer_Type_Representation	Representation of bounded integer types
CBounded_Integer_Type_Width	Widths of bounded integer types
CBy_Reference	An utility class implementing mutable and non-mutable call-by-reference
CC_Polyhedron	A topologically closed convex polyhedron
CCoefficient	A PPL coefficient
CComplexity_Class	Possible Complexities
CCongruence	A linear congruence
CCongruence_System	A system of congruences
CConstraint	A linear equality or inequality
CConstraint_System	A system of constraints
CControl_Parameter_Name	Names of MIP problems' control parameters
CControl_Parameter_Value	Possible values for MIP problem's control parameters
CDegenerate_Element	Kinds of degenerate abstract elements
CDomain_Error_Exception	Exceptions caused by domain errors
CGenerator	A line, ray, point or closure point
CGenerator_System	A system of generators
CGenerator_Type	The generator type
CGrid_Generator	A grid line, parameter or grid point
CGrid_Generator_System	A system of grid generators
CGrid_Generator_Type	The grid generator type
CInvalid_Argument_Exception	Exceptions caused by invalid arguments
CIO	A class collecting I/O functions
CLength_Error_Exception	Exceptions caused by too big length/size values
CLinear_Expression	A linear expression
CLinear_Expression_Coefficient	A linear expression built from a coefficient
CLinear_Expression_Difference	The difference of two linear expressions
CLinear_Expression_Sum	The sum of two linear expressions
CLinear_Expression_Times	The product of a linear expression and a coefficient
CLinear_Expression_Unary_Minus	The negation of a linear expression
CLinear_Expression_Variable	A linear expression built from a variable
CLogic_Error_Exception	Exceptions due to errors in low-level routines
CMIP_Problem	A Mixed Integer (linear) Programming problem
CMIP_Problem_Status	Possible outcomes of the MIP_Problem solver
COptimization_Mode	Possible optimization modes
COverflow_Error_Exception	Exceptions due to overflow errors
CPair	A pair of values of type K and V
CParma_Polyhedra_Library	A class collecting library-level functions
CPartial_Function	A partial function on space dimension indices
CPIP_Decision_Node	An internal node of the PIP solution tree
CPIP_Problem	A Parametric Integer Programming problem
CPIP_Problem_Control_Parameter_Name	Names of PIP problems' control parameters
CPIP_Problem_Control_Parameter_Value	Possible values for PIP problems' control parameters
CPIP_Problem_Status	Possible outcomes of the PIP_Problem solver
CPIP_Solution_Node	A leaf node of the PIP solution tree
CPIP_Tree_Node	A node of the PIP solution tree
CPointset_Powerset_C_Polyhedron	A powerset of C_Polyhedron objects
CPointset_Powerset_C_Polyhedron_Iterator	An iterator class for the disjuncts of a Pointset_Powerset_C_Polyhedron
CPoly_Con_Relation	The relation between a polyhedron and a constraint
CPoly_Gen_Relation	The relation between a polyhedron and a generator
CPolyhedron	The Java base class for (C and NNC) convex polyhedra
CRelation_Symbol	Relation symbols
CTimeout_Exception	Exceptions caused by timeout expiring
CVariable	A dimension of the vector space
CVariable_Stringifier	An interface for objects converting a Variable id to a string
CVariables_Set	A java.util.TreeSet of variables' indexes