Pottmann, Helmut; Wallner, Johannes; Yang, Yong-Liang; Lai, Yu-Kun; Hu, Shi-Min Principal curvatures from the integral invariant viewpoint. (English) Zbl 1171.65350 Comput. Aided Geom. Des. 24, No. 8-9, 428-442 (2007). MSC: 65D17 53A05 65S05 PDFBibTeX XMLCite \textit{H. Pottmann} et al., Comput. Aided Geom. Des. 24, No. 8--9, 428--442 (2007; Zbl 1171.65350) Full Text: DOI
Hu, Shi-Min; Wallner, Johannes A second order algorithm for orthogonal projection onto curves and surfaces. (English) Zbl 1205.65086 Comput. Aided Geom. Des. 22, No. 3, 251-260 (2005). MSC: 65D17 PDFBibTeX XMLCite \textit{S.-M. Hu} and \textit{J. Wallner}, Comput. Aided Geom. Des. 22, No. 3, 251--260 (2005; Zbl 1205.65086) Full Text: DOI
Wallner, Johannes; Schröcker, Hans-Peter; Hu, Shi-Min Tolerances in geometric constraint problems. (English) Zbl 1075.65025 Reliab. Comput. 11, No. 3, 235-251 (2005). Reviewer: Sonia Pérez Díaz (Madrid) MSC: 65D17 PDFBibTeX XMLCite \textit{J. Wallner} et al., Reliab. Comput. 11, No. 3, 235--251 (2005; Zbl 1075.65025) Full Text: DOI Link
Hu, Shi-Min; Wallner, Johannes Error propagation through geometric transformations. (English) Zbl 1076.51009 J. Geom. Graph. 8, No. 2, 171-183 (2004). Reviewer: Mowaffaq Hajja (Irbid) MSC: 51M04 26E25 54C60 68U07 PDFBibTeX XMLCite \textit{S.-M. Hu} and \textit{J. Wallner}, J. Geom. Graph. 8, No. 2, 171--183 (2004; Zbl 1076.51009)