This is a preview of subscription content, log in via an institution to check access.
References
W. Blaschke, H. Rothe andR. Weitzenböch, Aufgabe 552. Arch. Math. u. Phys.27, 82 (1917).
G. A. Dirac, Ovals with equichordal points. J. London Math. Soc.27, 429–437 (1952).
E. Ehrhart, Un ovale a deux point isocordes? Einseign. Math.13, 119–124 (1967).
M. Fujiwara, Über die Mittelkurve zweier geschlossenen konvexen Kurven in Bezug auf einen Punkt. Tôhoku Mat. J.10, 99–103 (1916).
J.Hartl, Zum Problem der Doppelspeichenkurven. Österreichische Mathematiker Kongress, 1981.
G. Michelacci, A negative answer to the equichordal problem for not too small excentricities. Boll. Un. Mat. Ital. (7)2-A, 203–211 (1988).
R.Schäfke and H.Volkmer, Asymptotic analysis of the equichordal problem. To appear.
A. Volčič, A three-point solution to Hammer's X-ray problem. J. London Math. Soc. (2)34, 349–359 (1986).
E. Wirsing, Zur Analytizität von Doppelspeichenkurven. Arch. Math.9, 300–307 (1958).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Michelacci, G., Volčič, A. A better bound for the excentricities not admitting the equichordal body. Arch. Math 55, 599–609 (1990). https://doi.org/10.1007/BF01191697
Received:
Revised:
Issue Date:
DOI: https://doi.org/10.1007/BF01191697