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Some Problems in the Calculus of Variations

Arrigo Cellina

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p. 5-55

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On Orthogonally Additive Functions With Big Graphs

Karol Baron

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p. 57-62

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Outer Measures on a Commutative Ring Induced by Measures on Its Spectrum

Dariusz Dudzik ; Marcin Skrzynski

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p. 63-70

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Multipliers of Uniform Topological Algebras

Mohammed El Azhari

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p. 71-81

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Numerical Solution of Time Fractional Schrödinger Equation by Using Quadratic B-Spline Finite Elements

Alaattin Esen ; Orkun Tasbozan

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p. 83-98

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Complementary Results to Heuvers’s Characterization of Logarithmic Functions

Martin Himmel

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p. 99-106

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A Generalization of m-Convexity and a Sandwich Theorem

Teodoro Lara ; Janusz Matkowski ; Nelson Merentes ; Roy Quintero ; Małgorzata Wróbel

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p. 107-126

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Invariant Means on Banach Spaces

Radosław Łukasik

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p. 127-140

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Lie Derivations on Trivial Extension Algebras

Amir Hosein Mokhtari ; Fahimeh Moafian ; Hamid Reza Ebrahimi Vishki

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p. 141-153

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On Stability of the Cauchy Functional Equation in Groupoids

Imke Toborg ; Peter Volkmann

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p. 155-164

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A Simple Proof of the Polar Decomposition Theorem

Paweł Wójcik

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p. 165-171

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Fixed Point Results Satisfying Rational Type Contractive Conditions in Complex Valued Metric Spaces – Revisited

Mian Bahadur Zada ; Muhammad Sarwar

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p. 173-185

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Report of Meeting. The Seventeenth Katowice–Debrecen Winter Seminar Zakopane (Poland), February 1–4, 2017

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p. 187-204

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