Two-particle kinetic equation: method and exact solution V. L. Saveliev OriginalPaper 20 April 2021 Article: 98
Spectral and soliton structures of the Sasa–Satsuma higher-order nonlinear Schrödinger equation Jianping Wu OriginalPaper 19 April 2021 Article: 97
Countable additivity of Henstock–Dunford integrable functions and Orlicz Space Hemanta KalitaBipan Hazarika OriginalPaper 17 April 2021 Article: 96
Large deviations of energy transfers in nonequilibrium CFT and asymptotics of non-local Riemann–Hilbert problems Krzysztof GawȩdzkiKarol K. Kozłowski OriginalPaper 16 April 2021 Article: 95
On the regular part of the Bloch Green’s function for the Laplacian: analytical formula and critical points Senping LuoChong WangJuncheng Wei OriginalPaper 09 April 2021 Article: 94
Higher order difference operators and uniqueness of meromorphic functions Mingliang FangYuefei Wang OriginalPaper 08 April 2021 Article: 93
Quasi-periodic solutions of the Heisenberg hierarchy Zhu LiXianguo Geng OriginalPaper 05 April 2021 Article: 92
Inverse scattering problem for linear system of four-wave interaction problem with equal number of incident and scattered waves Mansur I. IsmailovIbrahim Tekin OriginalPaper 03 April 2021 Article: 90
A sequence of Appell polynomials and the associated Jakimovski–Leviatan operators Ana-Maria AcuIoan Cristian BuscuIoan Rasa OriginalPaper 31 March 2021 Article: 88
A unified construction of product formulas and convolutions for Sturm–Liouville operators Rúben SousaManuel GuerraSemyon Yakubovich OriginalPaper 29 March 2021 Article: 87
The Riemann-Hilbert approach for the focusing Hirota equation with single and double poles Xiao-Fan ZhangShou-Fu TianJin-Jie Yang OriginalPaper 27 March 2021 Article: 86
Failure of Fredholm solvability for the Dirichlet problem corresponding to weakly elliptic systems Dorina MitreaIrina MitreaMarius Mitrea OriginalPaper 25 March 2021 Article: 85
On fractional Orlicz–Sobolev spaces Angela AlbericoAndrea CianchiLenka Slavíková OriginalPaper Open access 23 March 2021 Article: 84
Extensions on two-component BKP and D type Drinfeld–Sokolov hierarchies Chuanzhong Li OriginalPaper 19 March 2021 Article: 83
Landau–Zener formula in a “non-adiabatic” regime for avoided crossings Takuya WatanabeMaher Zerzeri OriginalPaper 15 March 2021 Article: 82
Hölder conditions and \(\tau \)-spikes for analytic Lipschitz functions Stephen Deterding OriginalPaper 13 March 2021 Article: 81
Avkhadiev–Backer type p-valent conditions for biharmonic functions Ramil Nasibullin OriginalPaper 12 March 2021 Article: 80
Symmetric and strongly symmetric homeomorphisms on the real line with non-symmetric inversion Huaying WeiKatsuhiko Matsuzaki OriginalPaper 12 March 2021 Article: 79
Multiple solutions for Robin (p, q)-equations plus an indefinite potential and a reaction concave near the origin Nikolaos S. PapageorgiouAndrea Scapellato OriginalPaper Open access 09 March 2021 Article: 78
On the behaviour of analytic representation of the generalized Pascal snail S. KanasV. S. Masih OriginalPaper Open access 09 March 2021 Article: 77
On Riemann problems for monogenic functions in lower dimensional non-commutative Clifford algebras Carlos Daniel Tamayo-CastroRicardo Abreu-BlayaJuan Bory-Reyes OriginalPaper 09 March 2021 Article: 76
Inverse spectral problems for Hill-type operators with frozen argument Sergey ButerinYi-Teng Hu OriginalPaper 09 March 2021 Article: 75
Pointwise rotation sets of dispersing billiards Zainab Alsheekhhussain OriginalPaper 09 March 2021 Article: 74
A review of some new results in the theory of linear elliptic equations with drift in \(L_{d}\) N. V. Krylov OriginalPaper 08 March 2021 Article: 73
Jointly convex mappings related to Lieb’s theorem and Minkowski type operator inequalities Mohsen KianYuki Seo OriginalPaper 05 March 2021 Article: 72
Non-commutative integrability, exact solvability and the Hamilton–Jacobi theory Sergio Grillo OriginalPaper 04 March 2021 Article: 71
Casimir pistons with generalized boundary conditions: a step forward Guglielmo FucciKlaus KirstenJose M. Muñoz-Castañeda OriginalPaper 01 March 2021 Article: 70
Bounds on the growth of subharmonic frequently oscillating functions Adi Glücksam OriginalPaper 27 February 2021 Article: 69
On the Koebe Quarter Theorem for certain polynomials Szymon IgnaciukMaciej Parol OriginalPaper Open access 24 February 2021 Article: 68
Evaluation of nonterminating \(_3F_2(\frac{1}{4})\)-series perturbed by three integer parameters Xiaojing ChenWenchang Chu OriginalPaper 23 February 2021 Article: 67
Nonlinear unilateral problems without sign condition in Musielak spaces Sidi Mohamed DouiriAbdelmoujib BenkiraneYoussef El Hadfi OriginalPaper 23 February 2021 Article: 66
On Teichmüller space of circle diffeomorphisms with Hölder continuous derivative Shuan TangPengcheng Wu OriginalPaper 21 February 2021 Article: 64
Characterization of the boundedness of fractional maximal operator and its commutators in Orlicz and generalized Orlicz–Morrey spaces on spaces of homogeneous type Fatih DeringozKendal DorakVagif S. Guliyev OriginalPaper 19 February 2021 Article: 63
A new generalization of nonlinear coherent states for the pseudoharmonic oscillator K. AhbliH. KassoguéA. Kouraich OriginalPaper 18 February 2021 Article: 62
Sturm–Picone theorem for fractional nonlocal equations J. Tyagi OriginalPaper 18 February 2021 Article: 61
Periodic solutions to Navier-Stokes equations on non-compact Einstein manifolds with negative curvature Thieu Huy NguyenTruong Xuan PhamThi Mai Vu OriginalPaper 17 February 2021 Article: 60
The tunneling effect for Schrödinger operators on a vector bundle Markus KleinElke Rosenberger OriginalPaper Open access 16 February 2021 Article: 59
New subclasses of analytic and bi-univalent functions endowed with coefficient estimate problems Feras YousefSomaia AlroudMohamed Illafe OriginalPaper 16 February 2021 Article: 58
Lie symmetry analysis and similarity solutions for the Camassa–Choi equations Andronikos Paliathanasis OriginalPaper 16 February 2021 Article: 57
A Gelfand-Levitan trace formula for generic quantum graphs Pedro FreitasJiří Lipovský OriginalPaper 16 February 2021 Article: 56
A new geometrical perspective on Bohr-equivalence of exponential polynomials J. M. SepulcreT. Vidal OriginalPaper 15 February 2021 Article: 55
A cardioid domain and starlike functions S. Sivaprasad KumarG. Kamaljeet OriginalPaper 12 February 2021 Article: 54
Which sequences are orbits? Daniel A. NicksDavid J. Sixsmith OriginalPaper Open access 10 February 2021 Article: 53
An upper bound for the number of gravitationally lensed images in a multiplane point-mass ensemble Sean Perry OriginalPaper 09 February 2021 Article: 52
Convergence of almost orbits of semigroups Wiesława KaczorTadeusz KuczumowSimeon Reich OriginalPaper 09 February 2021 Article: 51
Integrability structures of the generalized Hunter–Saxton equation Oleg I. Morozov OriginalPaper Open access 09 February 2021 Article: 50
An application of the Kowalewski Conditions Nicola Sottocornola OriginalPaper 09 February 2021 Article: 49
