1 Integer Approximation to the Intersection of Three Planes with Planar Constraints -- 2 Approximate C1-blending with Triangular Cubic Patches -- 3 A Geometric Approach to Bézier Curves -- 4 Representing and Modeling of Cyclide Patches using NURBS -- 5 Local Parametrization of Space Curves at Singular Points -- 6 Shape of Curves and Surfaces: the Combinatorics -- 7 Two Surfaces Suffice -- 8 Does a Trigonometric Curve Cross an Algebraic Surface? -- 9 Incidence Relationships: Kernel Concept in Combinatorical Topology -- 10 A Taxonomy on Geometric and Topological Models -- 11 Multilevel Generation of Fractal Images Using the Associated Markov Process -- 12 Statistical Color Quantization for Minimum Distortion -- 13 Minimizing the Absolute Value Energy Function: An Application to Geometrical Constraint-Solving -- 14 Geometric Constraint Propagation with Quantum Labels -- 15 Computer Vision, Descriptive Geometry, and Classical Mechanics -- 16 Discrete Surface Models: Constraint-based Generation and Understanding -- 17 Visualization of Depth Maps -- 18 An Analysis of Digitalization Algorithms for Non-linear Curves -- 19 Visualizing Hyperbolic Space -- List of Contributors.