Lipka, J. On the angle between two curves in \(V_n\). (English) JFM 49.0549.02 American M. S. Bull. 29, 152 (1923). PDFBibTeX XMLCite \textit{J. Lipka}, Bull. Am. Math. Soc. 29, 152 (1923; JFM 49.0549.02)
Lipka, J. On the relative curvature of two curves in \(V_n\). (English) JFM 49.0549.01 American M. S. Bull. 29, 345-348 (1923). Reviewer: Graustein, Prof. (Cambridge (USA)) (Müntz, Dr. (Berlin)) PDFBibTeX XMLCite \textit{J. Lipka}, Bull. Am. Math. Soc. 29, 345--348 (1923; JFM 49.0549.01) Full Text: DOI
Lipka, J. Trajectory surfaces and a generalisation of the principal directions in any space. (English) JFM 49.0548.06 Nat. Acad. Proc. 59, 51-77 (1923). Reviewer: Graustein, Prof. (Cambridge (USA)) (Müntz, Dr. (Berlin)) PDFBibTeX XML
Lipka, J. On conformal parallelism. (English) JFM 49.0548.05 Mass. J. of Math. 2, 175-194 (1923); American M. S. Bull. 29, 104 (1923). PDFBibTeX XMLCite \textit{J. Lipka}, J. Math. Phys., Mass. Inst. Techn. 2, 175--194 (1923; JFM 49.0548.05) Full Text: DOI
Lipka, J. Sulla curvatura geodetica delle linee appartenenti ad una varietà qualunque. (Italian) JFM 48.0856.01 Rom. Acc. L. Rend. (5) 31, No. 1, 353-356 (1922). Reviewer: Palatini, A., Prof. (Mailand) (Neder, Prof. (Münster i. W.)) PDFBibTeX XMLCite \textit{J. Lipka}, Rom. Acc. L. Rend. (5) 31, No. 1, 353--356 (1922; JFM 48.0856.01)
Lipka, J. Sui sistemi \(E\) nel calcolo differenziale assoluto. (Italian) JFM 48.0855.05 Rom. Acc. L. Rend. (5) 31, No. 1, 242-245 (1922). Reviewer: Palatini, A., Prof. (Mailand) (Neder, Prof. (Münster i. W.)) PDFBibTeX XMLCite \textit{J. Lipka}, Rom. Acc. L. Rend. (5) 31, No. 1, 242--245 (1922; JFM 48.0855.05)
Lipka, J. On the geometry of motion in curved \(N\)-space. (English) JFM 48.1310.02 Mass. J. of Math. 1, 21-41 (1921). PDFBibTeX XMLCite \textit{J. Lipka}, J. Math. Phys., Mass. Inst. Techn. 1, 21--41 (1921; JFM 48.1310.02) Full Text: DOI
Lipka, J. On the geometry of motion in a curved space of \(n\) dimensions. (German) JFM 48.0862.03 American M. S. Bull. 27, 394-395 (1921). PDFBibTeX XMLCite \textit{J. Lipka}, Bull. Am. Math. Soc. 27, 394--395 (1921; JFM 48.0862.03)