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Annali di Matematica Pura ed Applicata

, Volume 27, Issue 1, pp 261–265 | Cite as

A theorem concerning closed polygons

  • I. S. Gàl
Article
  • 16 Downloads

Keywords

Closed Polygon 
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Sunto.

Si assegna una condizione necessaria e sufficiente affinchè la somma algebrica delle distanze di un punto dan rette complanari orientate non muti al variare di quello sul piano di queste.

Bibliography

  1. (1).
    G. Vivanti,Sur quelques théoremes géométriques de Charles Sturm, « L'Enseig. Math. », 37, (1938), p. 275–291.zbMATHGoogle Scholar
  2. (2).
    This idea concerning convex curves is due to Mr.L. Fejêr, seeS. Vincze,Über den Minimalkreisring einer Eilinie, « Acta Sci. Math. », XI, (1947), p. 133–138.MathSciNetGoogle Scholar

Copyright information

© Swets & Zeitlinger B.V. 1948

Authors and Affiliations

  • I. S. Gàl
    • 1
  1. 1.Szeged

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