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Characterization of Strict Positive Definiteness on products of complex spheres Mario H. CastroEugenio MassaAna Paula Peron OriginalPaper 08 January 2019 Pages: 853 - 874
Asymptotic behavior of repairable device systems under warranty and beyond warranty periods B. El Habil OriginalPaper 08 January 2019 Pages: 875 - 889
Tauberian theorems for statistically (C, 1, 1) summable double sequences Zerrin Önderİbrahim Çanak OriginalPaper 11 January 2019 Pages: 891 - 919
Positive semigroups and perturbations of boundary conditions Piotr GwiżdżMarta Tyran-Kamińska OriginalPaper Open access 28 January 2019 Pages: 921 - 939
Problems of existence of order copies of \(\ell ^\infty \) and \(L_p(\nu )\) in some non-Banach Köthe spaces Henryk HudzikRadosław KaczmarekMarek Wójtowicz OriginalPaper Open access 01 February 2019 Pages: 941 - 959
Directed partial orders on the field of generalized complex numbers with \(1\not >0\) Jingjing MaLiusan WuYuehui Zhang OriginalPaper 24 January 2019 Pages: 1001 - 1007
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