1. Diagonal reduction algebra for \(\mathfrak{osp}(1|2)\)

   • J. T. Hartwig
   • D. A. Williams II

   Research Articles 22 February 2022 Pages: 155 - 171

2. Bäcklund transformation and applications for the Vakhnenko equation

   • Min Xue
   • Hui Mao

   Research Articles 22 February 2022 Pages: 172 - 183

   

3. Multisoliton and rational solutions for the extended fifth-order KdV equation in fluids with self-consistent sources

   • Fei Li
   • Yuqin Yao

   Research Articles 22 February 2022 Pages: 184 - 197

   

4. Multitime propagators and the consistency condition

   • S. Sungted
   • S. Yoo-Kong

   Research Articles 22 February 2022 Pages: 198 - 215

   

5. Vertex electrical model: Lagrangian and nonnegativity properties

   • D. V. Talalaev

   Research Articles 22 February 2022 Pages: 216 - 223

   

6. Split Casimir operator and solutions of the Yang–Baxter equation for the \(osp(M|N)\) and \(s\ell(M|N)\) Lie superalgebras, higher Casimir operators, and the Vogel parameters

   • A. P. Isaev
   • A. A. Provorov

   Research Articles 22 February 2022 Pages: 224 - 260

7. On periodic Gibbs measures of the Ising model corresponding to new subgroups of the group representation of a Cayley tree

   • F. H. Haydarov
   • R. A. Ilyasova

   Research Articles 22 February 2022 Pages: 261 - 274

8. On the nonclassicality in quantum JT gravity

   • D. S. Ageev
   • I. Ya. Aref’eva
   • A. V. Lysukhina

   Research Articles 22 February 2022 Pages: 275 - 285