Vol. 74 No. 1 (2019)

Published: 2019-06-07

Articoli

Invariant subring of the Cox ring of K3 surfaces

Akiyoshi Sannai

3-11
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On the existence of mild solutions for nonlocal impulsive partial integrodifferential equations in Banach spaces

Mamadou Abdoul Diop, Moustapha Dieye, Hasna Hmoyed, Khalil Ezzinbi

13-34
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A note on the spectrum of diagonal perturbation of weighted shift operator

Mohamed Lamine Sahari, A. K. Taha, Louis Randriamihamison

35-47
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Computing the reciprocal distance signless Laplacian eigenvalues and energy of graphs

Abdollah Alhevaz, Maryam Baghipur, ‎Harishchandra Ramane

49-73
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Horizontal Ga-actions on affine T-varieties of complexity one

Kevin Langlois

75-94
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On the Chow ring of certain hypersurfaces in a Grassmannian

Robert Laterveer

95-108
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Characterization of perfect Roman domination edge critical‎ ‎trees

Abdollah Alhevaz, Mahsa Darkooti, Sadegh Rahimi, Hadi Rahbani

109-118
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On the Shannon entropy of the number of vertices with zero in-degree in randomly oriented hypergraphs

Christos Pelekis

119-130
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Optimality conditions with respect to an ordering map using an exact separation principle Optimality conditions

Gadhi Abderrazzak Nazih, Khadija Hamdaoui, Mohammed El Idrissi, Fatimazahra Rahou

131-140
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Extensions of rings over 2-primal rings

Abdollah Alhevaz, Ebrahim Hashemi, Khadijeh Khalilnezhad

141-162
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On graph energy, maximum degree and vertex cover number On graph energy, maximum degree and vertex cover number

Shariefuddin Pirzada, Hilal A. Ganie, Uma Tul Samee

163-172
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On near-optimal time samplings for initial data best approximation

Roza Aceska, Alessandro Arsie, Ramesh Karki

173-190
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Three Weak Solutions to a degenerate quasilinear elliptic system

Shapour Heidarkhani, John R. Graef, Lingju Kong, Amjad Salari

191-210
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