1. Radicals and Köthe’s Conjecture for Skew PBW Extensions

   • Armando Reyes
   • Héctor Suárez

   OriginalPaper 03 September 2019 Pages: 119 - 138

2. Notes on M-Estimation in Exponential Signal Models

   • Shu Ding
   • Yuehua Wu
   • Kwok-Wai Tam

   OriginalPaper 10 September 2019 Pages: 139 - 151

   

3. Some Ordering Results for the Marshall and Olkin’s Family of Distributions

   • Sangita Das
   • Suchandan Kayal

   OriginalPaper 11 September 2019 Pages: 153 - 179

   

4. On the Spectra of a Family of Geometric Operators Evolving with Geometric Flows

   • D. M. Tsonev
   • R. R. Mesquita

   OriginalPaper 09 February 2021 Pages: 181 - 202

5. Series Representation of Jointly S\(\alpha \)S Distribution via Symmetric Covariations

   • Yujia Ding
   • Qidi Peng

   OriginalPaper 04 April 2021 Pages: 203 - 238

6. A Classification of Finite Metahamiltonian p-Groups

   • Xingui Fang
   • Lijian An

   OriginalPaper 08 May 2021 Pages: 239 - 260