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2017 Directional Differentiability in the Euclidean Plane
J. Marshall Ash, Stefan Catoiu
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Real Anal. Exchange 42(1): 185-192 (2017).

Abstract

Smoothness conditions on a function $f:\mathbb{R}^{2}\rightarrow \mathbb{R}$ that are weaker than being differentiable or Lipschitz at a point are defined and studied.

Citation

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J. Marshall Ash. Stefan Catoiu. "Directional Differentiability in the Euclidean Plane." Real Anal. Exchange 42 (1) 185 - 192, 2017.

Information

Published: 2017
First available in Project Euclid: 27 March 2017

zbMATH: 1384.26036
MathSciNet: MR3702561

Subjects:
Primary: 26B05 , 26B35
Secondary: 26A24 , 26A27.

Keywords: Two dimensional differentiability , two dimensional Lipschitz

Rights: Copyright © 2017 Michigan State University Press

Vol.42 • No. 1 • 2017
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