1. On Real Flag Manifolds with Cup-Length Equal to Its Dimension

   • Marko Radovanović

   OriginalPaper 18 November 2019 Pages: 299 - 310

2. Nonexistence of Entire Positive Solution for a Conformal k-Hessian Inequality

   • Feida Jiang
   • Saihua Cui
   • Gang Li

   OriginalPaper 29 November 2019 Pages: 311 - 322

3. Maximal Non λ-Subrings

   • Rahul Kumar
   • Atul Gaur

   OriginalPaper 18 November 2019 Pages: 323 - 337

4. A Unified Analysis of Elliptic Problems with Various Boundary Conditions and Their Approximation

   • Jérôme Droniou
   • Robert Eymard
   • Raphaèle Herbin

   OriginalPaper 04 November 2019 Pages: 339 - 368

5. On Products of Some Toeplitz Operators on Polyanalytic Fock Spaces

   • Irène Casseli

   OriginalPaper 27 November 2019 Pages: 369 - 379

6. Gaussian and Prüfer Conditions in Bi-Amalgamated Algebras

   • Najib Mahdou
   • Moutu Abdou Salam Moutui

   OriginalPaper 05 December 2019 Pages: 381 - 391

7. Semi-Symmetric Four Dimensional Neutral Lie Groups

   • Ali Haji-Badali
   • Amirhesam Zaeim

   OriginalPaper 04 December 2019 Pages: 393 - 410

8. Generalized Schröder Matrices Arising from Enumeration of Lattice Paths

   • Lin Yang
   • Sheng-Liang Yang
   • Tian-Xiao He

   OriginalPaper 05 December 2019 Pages: 411 - 433

9. Pseudometrics on Ext-Semigroups

   • Changguo Wei
   • Xiangmei Zhao
   • Shudong Liu

   OriginalPaper 10 December 2019 Pages: 435 - 451

10. Some Approximation Results in Musielak-Orlicz Spaces

    • Ahmed Youssfi
    • Youssef Ahmida

    OriginalPaper 17 December 2019 Pages: 453 - 471

11. A Universal Bound for Lower Neumann Eigenvalues of the Laplacian

    • Wei Lu
    • Jing Mao
    • Chuanxi Wu

    OriginalPaper 13 December 2019 Pages: 473 - 482

12. One-Sided Gorenstein Subcategories

    • Weiling Song
    • Tiwei Zhao
    • Zhaoyong Huang

    OriginalPaper 10 December 2019 Pages: 483 - 504

13. Hausdorff Operator on Morrey Spaces and Campanato Spaces

    • Jianmiao Ruan
    • Dashan Fan
    • Hongliang Li

    OriginalPaper 27 December 2019 Pages: 505 - 517

14. Boundary Value Problems for the Schrödinger Equation Involving the Henstock-Kurzweil Integral

    • Salvador Sánchez-Perales
    • Francisco J. Mendoza-Torres

    OriginalPaper 12 December 2019 Pages: 519 - 537

15. Characterizations of Partial Isometries and Two Special Kinds of EP Elements

    • Ruju Zhao
    • Hua Yao
    • Junchao Wei

    OriginalPaper 12 December 2019 Pages: 539 - 551

16. On Dual Ramsey Theorems for Relational Structures

    • Dragan Mašulović

    OriginalPaper 07 February 2020 Pages: 553 - 585

17. Annihilators of Skew Derivations with Engel Conditions on Prime Rings

    • Taylan Pehlivan
    • Emine Albas

    OriginalPaper 16 December 2019 Pages: 587 - 603