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CddInterface

Gap interface to Cdd package

2026.03.01

1 March 2026

Kamal Saleh
Email: kamal.saleh@uni-siegen.de
Homepage: https://github.com/kamalsaleh
Address:
Department Mathematik
Universität Siegen
Walter-Flex-Straße 3
57072 Siegen
Germany

Contents

1 Introduction
 1.1 Why CddInterface
 1.2 H-representation and V-representation of polyhedra
2 Creating polyhedra and their Operations
 2.1 Creating a polyhedron

  2.1-1 Cdd_PolyhedronByInequalities
  2.1-2 Cdd_PolyhedronByGenerators
 2.2 Some operations on a polyhedron

  2.2-1 Cdd_FourierProjection
 2.3 Some operations on two polyhedrons

  2.3-1 Cdd_IsContained
  2.3-2 Cdd_Intersection
  2.3-3 \+
3 Linear Programs
 3.1 Creating and solving linear programs

  3.1-1 Cdd_LinearProgram
  3.1-2 Cdd_SolveLinearProgram
4 Attributes and properties
 4.1 Attributes and properties of polyhedron

  4.1-1 Cdd_Canonicalize
  4.1-2 Cdd_V_Rep
  4.1-3 Cdd_H_Rep
  4.1-4 Cdd_AmbientSpaceDimension
  4.1-5 Cdd_Dimension
  4.1-6 Cdd_GeneratingVertices
  4.1-7 Cdd_GeneratingRays
  4.1-8 Cdd_Equalities
  4.1-9 Cdd_Inequalities
  4.1-10 Cdd_InteriorPoint
  4.1-11 Cdd_Faces
  4.1-12 Cdd_FacesWithFixedDimension
  4.1-13 Cdd_FacesWithInteriorPoints
  4.1-14 Cdd_FacesWithFixedDimensionAndInteriorPoints
  4.1-15 Cdd_Facets
  4.1-16 Cdd_Lines
  4.1-17 Cdd_Vertices
  4.1-18 Cdd_IsEmpty
  4.1-19 Cdd_IsCone
  4.1-20 Cdd_IsPointed
Index

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