Methodus inveniendi lineas curvas maximi minimive proprietate gaudentes sive solutio problematis isoperimetrici latissimo sensu accepti


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Publication Details

Output typeJournal article

Author listEuler L, Keppler J

PublisherElsevier

Publication year2008

JournalResearch Policy (0048-7333)

Volume number2

Issue number3

ISSN0048-7333

URLhttp://www.url.com


Abstract

The beautiful Euler spiral, defined by the linear relationship between curvature and arclength, was

first proposed as a problem of elasticity by James Bernoulli, then solved accurately by Leonhard Euler.

Since then, it has been independently reinvented twice, first by Augustin Fresnel to compute diffraction

of light through a slit, and again by Arthur Talbot to produce an ideal shape for a railway transition

curve connecting a straight section with a section of given curvature. Though it has gathered many

names throughout its history, the curve retains its aesthetic and mathematical beauty as Euler had

clearly visualized. Its equation is related to the Gamma function, the Gauss error function (erf), and is

a special case of the confluent hypergeometric function.


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Last updated on 2017-08-10 at 01:02