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A mathematical promenade along parallel paths

Published online by Cambridge University Press:  11 October 2023

Damjan Kobal
Damjan Kobal*
Affiliation:
Department of Mathematics, Faculty of Mathematics and Physics, University of Ljubljana, Jadranska 19, 1000 Ljubljana, Slovenia e-mail: [email protected]
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Imagine that you go for a walk with your friend. You walk along a closed loop around a university campus, finishing at the point where you started. You and your friend keep the same distance throughout your walk. You walk on the ‘outside’.

Type
Articles
Information
The Mathematical Gazette , Volume 107 , Issue 570 , November 2023 , pp. 445 - 453
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Copyright
© The Authors, 2023 Published by Cambridge University Press on behalf of The Mathematical Association

References

Do Carmo, M. P., Differential geometry of curves and surfaces, Prentice-Hall (1976).Google Scholar
Stoker, J., Differential geometry, Academic Press (1966).Google Scholar
Benson, R. V., Euclidean geometry and convexity, McGraw-Hill (1966). Google Scholar