Cairns, Grant; Sharpe, Richard; Webb, Lynette Conformal invariants for curves and surfaces in three dimensional space forms. (English) Zbl 0829.53009 Rocky Mt. J. Math. 24, No. 3, 933-959 (1994). Reviewer: R.Sulanke (Berlin) MSC: 53A30 53B25 PDFBibTeX XMLCite \textit{G. Cairns} et al., Rocky Mt. J. Math. 24, No. 3, 933--959 (1994; Zbl 0829.53009) Full Text: DOI
Cairns, G.; Sharpe, R. W. On the inversive differential geometry of plane curves. (English) Zbl 0718.53013 Enseign. Math., II. Sér. 36, No. 1-2, 175-196 (1990). Reviewer: R.Sulanke (Berlin) MSC: 53A30 53A04 PDFBibTeX XMLCite \textit{G. Cairns} and \textit{R. W. Sharpe}, Enseign. Math. (2) 36, No. 1--2, 175--196 (1990; Zbl 0718.53013)