1. On a generalization of Schur theorem concerning resultants

   • Maciej Ulas

   OriginalPaper Open access 23 November 2020 Pages: 1 - 11

2. Inequalities for generalized eigenvalues of quaternion matrices

   • Yan Hong
   • Feng Qi

   OriginalPaper 21 July 2020 Pages: 12 - 19

3. Continuous maps with the disjoint support property

   • Snigdha Bharati Choudhury
   • Satya Deo

   OriginalPaper 16 October 2020 Pages: 20 - 31

   

4. Deciding multiple tiling by polygons in polynomial time

   • Mihail N. Kolountzakis

   OriginalPaper 13 October 2020 Pages: 32 - 38

   

5. On a sum involving the Mangoldt function

   • Jing Ma
   • Jie Wu

   OriginalPaper 22 October 2020 Pages: 39 - 48

6. A new proof of a generalization of Gerzon’s bound

   • Gábor Hegedüs

   OriginalPaper Open access 22 November 2020 Pages: 49 - 53

7. On the maximal unramified pro-2-extension of certain cyclotomic \(\mathbb {Z}_2\)-extensions

   • Abdelmalek Azizi
   • Mohammed Rezzougui
   • Abdelkader Zekhnini

   OriginalPaper 20 November 2020 Pages: 54 - 66

   

8. A note on \(AP_3\)-covering sequences

   • Jin-Hui Fang

   OriginalPaper 01 June 2020 Pages: 67 - 70

9. From biased coin to any discrete distribution

   • Karol Gryszka

   OriginalPaper Open access 29 October 2020 Pages: 71 - 80

10. A note on algebraic independence criterion for Laurent series in positive characteristic

    • Mao-Sheng Li

    OriginalPaper 20 August 2020 Pages: 81 - 87

11. Direct estimates of the weighted simultaneous approximation by the Szász–Mirakjan operator

    • Borislav R. Draganov

    OriginalPaper 17 November 2020 Pages: 88 - 109