Computer Aided Geometric Design, Volume 16

Volume 16, Number 1, January 1999

• Rainer Zeifang:
  Local bases of G₂ continuous G-splines. 1-20
  
• Anton Gfrerrer:
  Rational interpolation on a hypersphere. 21-37
  
• Chandrajit L. Bajaj, Jindong Chen, Robert J. Holt, Arun N. Netravali:
  Energy formulations of A-splines. 39-59
  
• Rida T. Farouki, Yi-Feng Tsai, Guo-Feng Yuan:
  Contour machining of free-form surfaces with real-time PH curve CNC interpolators. 61-76
  

Volume 16, Number 2, February 1999

• Marshall Walker:
  Current experience with transfinite interpolation. 77-83
  
• Stephen Mann:
  Cubic precision Clough-Tocher interpolation. 85-88
  
• Marina L. Gavrilova, Jon G. Rokne:
  Swap conditions for dynamic Voronoi diagrams for circles and line segments. 89-106
  
• Marc Vigo Anglada, Núria Pla Garcia, Pere Brunet Crosa:
  Directional adaptive surface triangulation. 107-126
  

Volume 16, Number 3, March 1999

• Manabu Sakai:
  Inflection points and singularities on planar rational cubic curve segments. 149-156
  
• Thomas Hermann:
  On the derivatives of second and third degree rational Bézier curves. 157-163
  
• Richard Hall, Glen Mullineux:
  The Zheng-Ball construction without twist constraints. 165-175
  
• Richard Franke, Hans Hagen:
  Least squares surface approximation using multiquadrics and parametric domain distortion. 177-196
  
• Richard Hall, Glen Mullineux:
  Continuity between Gregory-like patches. 197-216
  
• Ulrich Reif:
  On the local existence of the quadratic geometric Hermite interpolant. 217-221
  

Volume 16, Number 4, May 1999

• Ayman Habib, Joe D. Warren:
  Edge and vertex insertion for a class of C1 subdivision surfaces. 223-247
  
• Shin-Ting Wu, Lenimar N. Andrade:
  Marching along a regular surface/surface intersection with circular steps. 249-268
  
• Paul L. Rosin:
  A survey and comparison of traditional piecewise circular approximations to the ellipse. 269-286
  
• J. Lorente-Pardo, Paul Sablonnière, M. C. Serrano-Pérez:
  Subharmonicity and convexity properties of Bernstein polynomials and Bézier nets on triangles. 287-300
  
• Joris Windmolders, Paul Dierckx:
  Subdivision of uniform Powell-Sabin splines. 301-315
  
• Marie-Laurence Mazure, Pierre-Jean Laurent:
  Polynomial Chebyshev splines. 317-343
  

Volume 16, Number 5, June 1999

• Adi Levin:
  Combined subdivision schemes for the design of surfaces satisfying boundary conditions. 345-354
  
• Erich Hartmann:
  On the curvature of curves and surfaces defined by normalforms. 355-376
  
• Imre Juhász:
  Weight-based shape modification of NURBS curves. 377-383
  
• Paolo Costantini, Carla Manni:
  A local shape-preserving interpolation scheme for scattered data. 385-405
  
• Choong-Gyoo Lim:
  A universal parametrization in B-spline curve and surface interpolation. 407-422
  
• John A. Gregory, Jianwei Zhou:
  Irregular C₂ surface construction using bi-polynomial rectangular patches. 423-435
  

Volume 16, Number 6, July 1999

• Claudia Bangert, Hartmut Prautzsch:
  Quadric splines. 497-515
  
• Ming Zhang, Eng-Wee Chionh, Ronald N. Goldman:
  On a relationship between the moving line and moving conic coefficient matrices. 517-527
  
• Claudia Bangert, Hartmut Prautzsch:
  A geometric criterion for the convexity of Powell-Sabin interpolants and its multivariate generalization. 529-538
  
• Helmut Pottmann, Johannes Wallner:
  Approximation algorithms for developable surfaces. 539-556
  
• Chandrajit L. Bajaj, Guoliang Xu:
  A-splines: local interpolation and approximation using G_k-continuous piecewise real algebraic curves. 557-578
  

Volume 16, Number 7, August 1999

• Hanspeter Bieri, Hartmut Prautzsch:
  Preface. 579-581
  
• Paul de Faget de Casteljau:
  De Casteljau's autobiography: My time at Citroën. 583-586
  
• Wolfgang Böhm, Andreas Müller:
  On de Casteljau's algorithm. 587-605
  
• David Lutterkort, Jörg Peters, Ulrich Reif:
  Polynomial degree reduction in the L2-norm equals best Euclidean approximation of Bézier coefficients. 607-612
  
• D. Nairn, Jörg Peters, David Lutterkort:
  Sharp, quantitative bounds on the distance between a polynomial piece and its Bézier control polygon. 613-631
  
• Wolfgang Böhm:
  Circles of curvature for curves in space. 633-638
  
• Wendelin L. F. Degen:
  The types of rational (2, 1)-Bézier surfaces. 639-648
  
• Marie-Laurence Mazure:
  Chebyshev-Bernstein bases. 649-669
  
• Ron Goldman:
  Blossoming with cancellation. 671-689
  
• Gerald E. Farin, Dianne Hansford:
  Discrete Coons patches. 691-700
  

Volume 16, Number 8, September 1999

• Ron Goldman:
  The rational Bernstein bases and the multirational blossoms. 701-738
  
• Hwan Pyo Moon:
  Minkowski Pythagorean hodographs. 739-753
  
• Lian Fang:
  G₃ approximation of conic sections by quintic polynomial curves. 755-766
  
• Xiuzi Ye, Takashi Maekawa:
  Differential geometry of intersection curves of two surfaces. 767-788
  
• Nira Dyn, Frans Kuijt, David Levin, Ruud van Damme:
  Convexity preservation of the four-point interpolatory subdivision scheme. 789-792
  
• F. Granero Rodríguez, F. Jiménez Hernández, J. J. Doria Iriarte:
  Constructing a family of conics by curvature-dependent offsetting from a given conic. 793-815
  
• Holger Theisel:
  Using Farin points for rational Bézier surfaces. 817-835
  
• Dave J. Holliday, Gerald E. Farin:
  A geometric interpretation of the diagonal of a tensor-product Bézier volume. 837-840
  

Volume 16, Number 9, October 1999

• John Keyser, Shankar Krishnan, Dinesh Manocha:
  Efficient and accurate B-rep generation of low degree sculptured solids using exact arithmetic: I - representations. 841-859
  
• John Keyser, Shankar Krishnan, Dinesh Manocha:
  Efficient and accurate B-rep generation of low degree sculptured solids using exact arithmetic: II - computation. 861-882
  
• Esmeralda Mainar, Juan Manuel Peña:
  Corner cutting algorithms associated with optimal shape preserving representations. 883-906
  
• Thomas Hermann, Gábor Lukács, Franz-Erich Wolter:
  Geometrical criteria on the higher order smoothness of composite surfaces. 907-911