Computer Aided Geometric Design, Volume 8

Volume 8, Number 1, February 1991

• Yuan Cao, Xuan-ji Hua:
  The convexity of quadratic parametic triangular Bernstein-Bézier surfaces. 1-6
  
• Tamás Várady:
  Overlap patches: a new scheme for interpolating curve networks with n-sided regions. 7-27
  
• Rida T. Farouki:
  On the stability of transformations between power and Bernstein polynomial forms. 29-36
  
• Tim N. T. Goodman:
  Inflections on curves in two and three dimensions. 37-50
  
• Thomas Garrity, Joe D. Warren:
  Geometric continuity. 51-65
  
• S. Auerbach, Robert H. J. Gmelig Meyling, Marian Neamtu, Helmut Schaeben:
  Approximation and geometric modeling with simplex B-splines associated with irregular triangles. 67-87
  
• Ahmad H. Nasri:
  Surface interpolation on irregular networks with normal conditions. 89-96
  

Volume 8, Number 2, May 1991

• Thomas W. Sederberg, Tomoyuki Nishita:
  Geometric hermite approximation of surface patch intersection curves. 97-114
  
• Tim N. T. Goodman, H. B. Said:
  Shape preserving properties of the generalised ball basis. 115-121
  
• Barry Joe:
  Construction of three-dimensional Delaunay triangulations using local transformations. 123-142
  
• Michael A. Lachance, Arthur J. Schwartz:
  Four point parabolic interpolation. 143-149
  
• Rida T. Farouki, Takis Sakkalis:
  Real rational curves are not `unit speed'. 151-157
  
• Michael Kallay:
  General b-spline hermite interpolation. 159-161
  
• Dereck S. Meek, R. S. D. Thomas:
  A guided clothoid spline. 163-174
  
• Tim N. T. Goodman:
  Convexity of Bézier nets on triangulations. 175-180
  

Volume 8, Number 3, August 1991

• David P. Dobkin, Diane L. Souvaine:
  Detecting the intersection of convex objects in the plane. 181-199
  
• Xi-Quan Shi:
  The singularity of Morgan-Scott triangulation. 201-206
  
• John A. Gregory, Jianwei Zhou:
  Convexity of Bézier nets on sub-triangles. 207-211
  
• E. T. Y. Lee, Miriam L. Lucian:
  Möbius reparametrizations of rational B-splines. 213-215
  
• Leon A. Shirman, Carlo H. Séquin:
  Local surface interpolation with Bézier patches: errata and improvements. 217-221
  
• Louis J. Nachman:
  A note on control polygons and derivatives. 223-225
  
• Michael Goldapp:
  Approximation of circular arcs by cubic polynomials. 227-238
  
• J. L. Brown:
  Vertex based data dependent triangulations. 239-251
  

Volume 8, Number 4, October 1991

• Hartmut Prautzsch, Bruce R. Piper:
  A fast algorithm to raise the degree of spline curves. 253-265
  
• Biplab Sarkar, Chia-Hsiang Menq:
  Parameter optimization in approximating curves and surfaces to measurement data. 267-290
  
• Chengfu Yao, Jon G. Rokne:
  An efficient algorithm for subdividing linear Coons surfaces. 291-303
  
• Eugene L. Allgower, Stefan Gnutzmann:
  Simplicial pivoting for mesh generation of implicity defined surfaces. 305-325
  
• Raymond Balbes, Jerrold Siegel:
  A robust method for calculating the simplicity and orientation of planar polygons. 327-335
  

Volume 8, Number 5, November 1991

• Sankarappan Gopalsamy, Dilip Khandekar, Sudhir P. Mudur:
  A new method of evaluating compact geometric bounds for use in subdivision algorithms. 337-356
  
• T. W. Jensen, Carl S. Petersen, M. A. Watkins:
  Practical curves and surfaces for a geometric modeler. 357-369
  
• Paolo Costantini, Carla Manni:
  A local scheme for bivariate co-monotone interpolation. 371-391
  
• Hans Hagen, Georges-Pierre Bonneau:
  Variational design of smooth rational Bézier curves. 393-399
  
• Gregor Müllenheim:
  On determining start points for a surface/surface intersection algorithm. 401-408
  
• Günter Aumann:
  Interpolation with developable Bézier patches. 409-420
  

Volume 8, Number 6, December 1991

• Nickolas S. Sapidis, Renato Perucchio:
  Delaunay triangulation of arbitrarily shaped planar domains. 421-437
  
• Hans-Peter Seidel:
  On Hermite interpolation with B-splines. 439-441
  
• Tim N. T. Goodman:
  Joining rational curves smoothly. 443-464
  
• Tomas Sauer:
  Multivariate Bernstein polynomials and convexity. 465-478
  
• Charles K. Chui, Ming-Jun Lai:
  Algorithms for generating B-nets and graphically displaying spline surfaces on three- and four-directional meshes. 479-493
  
• Menno Kosters:
  High-order implicit blending surfaces of low degree. 495-512
  
• Ming-Jun Lai:
  A characterization theorem of multivariate splines in blossoming form. 513-521
  

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