Algebraic periods and minimal number of periodic points for smooth self-maps of \(\textbf{1}\)-connected \(\textbf{4}\)-manifolds with definite intersection forms Haibao DuanGrzegorz GraffAdrian Myszkowski OriginalPaper Open access 23 May 2024 Article: 23
On some results related to the Karlsson–Nussbaum conjecture in geodesic spaces Aleksandra Huczek OriginalPaper Open access 23 May 2024 Article: 22
Heavy sets and index bounded relative symplectic cohomology Yuhan Sun OriginalPaper Open access 18 May 2024 Article: 21
Classification, non-degeneracy and existence of solutions to nonlinear Choquard equations Zhihua HuangChao Liu OriginalPaper 15 May 2024 Article: 20
Invariant measures for place-dependent idempotent iterated function systems Jairo K. MengueElismar R. Oliveira OriginalPaper 11 May 2024 Article: 19
Breather solutions in conservative and dissipative nonlinear Klein–Gordon lattices Dirk Hennig OriginalPaper 29 April 2024 Article: 18
Restrictive Lipschitz continuity, basis property of a real sequence, and fixed-point principle in metrically convex spaces Janusz Matkowski OriginalPaper Open access 22 April 2024 Article: 17
The Arnold conjecture for singular symplectic manifolds Joaquim BruguésEva MirandaCédric Oms OriginalPaper Open access 18 April 2024 Article: 16
Strong closing property of contact forms and action selecting functors Kei Irie OriginalPaper 09 April 2024 Article: 15
Bifurcation from infinity and multiplicity of solutions for an elliptic system Chunqiu LiGuanyu ChenJintao Wang OriginalPaper 01 April 2024 Article: 14
Single peak solutions for an elliptic system of FitzHugh–Nagumo type Bingqi WangXiangyu Zhou OriginalPaper 27 March 2024 Article: 13
Functional determinants for the second variation Stefano Baranzini OriginalPaper Open access 23 March 2024 Article: 12
Positive solution for an elliptic system with critical exponent and logarithmic terms: the higher-dimensional cases Hichem HajaiejTianhao LiuWenming Zou OriginalPaper 18 March 2024 Article: 11
Existence results for singular strongly non-linear integro-differential BVPs on the half line Francesca Anceschi OriginalPaper Open access 17 March 2024 Article: 10
Existence and multiplicity of solutions of Stieltjes differential equations via topological methods Věra KrajščákováF. Adrián F. Tojo OriginalPaper Open access 23 February 2024 Article: 9
Stability of the braid types defined by the symplecticmorphisms preserving a link Guanheng Chen OriginalPaper 13 February 2024 Article: 8
Multiple ordered solutions for a class of quasilinear problem with oscillating nonlinearity Gelson C. G. dos SantosJulio Roberto S. Silva OriginalPaper 13 February 2024 Article: 7
Vũ Ngọc’s conjecture on focus-focus singular fibers with multiple pinched points Álvaro PelayoXiudi Tang OriginalPaper 25 January 2024 Article: 6
Simple closed geodesics in dimensions \(\ge 3\) Hans-Bert Rademacher OriginalPaper Open access 19 January 2024 Article: 5
Transverse foliations in the rotating Kepler problem Seongchan Kim OriginalPaper Open access 19 January 2024 Article: 4
Cuplength estimates for time-periodic measures of Hamiltonian systems with diffusion Oliver Fabert OriginalPaper Open access 10 January 2024 Article: 3
Correction to: Conley index theory without index pairs. I: The point-set level theory Yosuke Morita Correction 28 December 2023 Article: 2
Correction to: \(L^\infty (\Omega )\) a priori estimates for subcritical semilinear elliptic equations with a Carathéodory non-linearity Rosa Pardo Correction Open access 10 December 2023 Article: 1
Existence of non-radial solutions to semilinear elliptic systems on a unit ball in \({\mathbb {R}}^3\) Jingzhou LiuCarlos García-AzpeitiaWieslaw Krawcewicz OriginalPaper 20 November 2023 Article: 86
Slicing the Nash equilibrium manifold Yehuda John Levy OriginalPaper Open access 13 November 2023 Article: 85
Nielsen numbers of affine n-valued maps on nilmanifolds C. DeconinckK. Dekimpe OriginalPaper 25 October 2023 Article: 84
Elliptic problems with mixed nonlinearities and potentials singular at the origin and at the boundary of the domain Bartosz BieganowskiAdam Konysz OriginalPaper Open access 16 October 2023 Article: 83
On a biharmonic elliptic problem with slightly subcritical non-power nonlinearity Shengbing DengFang Yu OriginalPaper 13 October 2023 Article: 82
Existence of solutions of nonlinear systems subject to arbitrary linear non-local boundary conditions Alberto CabadaLucía López-SomozaMouhcine Yousfi OriginalPaper Open access 05 October 2023 Article: 81
Geodesics of norms on the contactomorphisms group of \({\mathbb {R}}^{2n}\times S^1\) Pierre-Alexandre Arlove OriginalPaper Open access 16 September 2023 Article: 80
The rigid-flexible value for symplectic embeddings of four-dimensional ellipsoids into polydiscs Alvin JinAndrew Lee OriginalPaper 24 August 2023 Article: 79
Concepts of almost periodicity and ergodic theorems in locally convex spaces Fardin AminiShahram Saeidi OriginalPaper 16 August 2023 Article: 78
Normalized solutions to nonlocal Schrödinger systems with \(L^2\)-subcritical and supercritical nonlinearities Jiaqing HuAnmin Mao OriginalPaper 14 August 2023 Article: 77
Sufficient conditions for perturbations to define the resolvent of the equilibrium problem on complete geodesic spaces Yasunori KimuraKazuya Sasaki OriginalPaper Open access 05 August 2023 Article: 76
Application of Tikhonov fixed point theorem to analyze an inverse problem for a bioconvective flow model Aníbal CoronelAlex TelloMarko Rojas-Medar OriginalPaper 04 August 2023 Article: 75
Fixed point theorem for mappings contracting perimeters of triangles Evgeniy Petrov OriginalPaper 01 August 2023 Article: 74
Variational formulae of some functionals by the modified Schouten tensor Guangyue HuangBingqing MaQianyu Zeng OriginalPaper 01 August 2023 Article: 73
Existence of positive solutions for one dimensional Minkowski curvature problem with singularity Tingzhi ChengXianghui Xu OriginalPaper 24 July 2023 Article: 72
On asymptotically almost periodic solutions to the Navier–Stokes equations in hyperbolic manifolds Pham Truong XuanNguyen Thi Van OriginalPaper 19 July 2023 Article: 71
An infinite dimensional version of the intermediate value theorem Pierluigi BenevieriAlessandro CalamaiMaria Patrizia Pera OriginalPaper Open access 12 July 2023 Article: 70
A generalization of the Goebel–Kirk fixed point theorem for asymptotically nonexpansive mappings Janusz Matkowski OriginalPaper Open access 06 July 2023 Article: 69
Circle actions on 6-dimensional oriented manifolds with 4 fixed points Donghoon Jang OriginalPaper 23 June 2023 Article: 68
Construction of blow-up solution for 5-dimensional critical Fujita-type equation with different blow-up speed Liqun ZhangJianfeng Zhao OriginalPaper 21 June 2023 Article: 67
Characterizations of the existence of solutions for variational inequality problems in Hilbert spaces Carlos Alberto Hernández-LinaresEduardo Martínez-AnteoOmar Muñiz-Pérez OriginalPaper 20 June 2023 Article: 66
On nonsymmetric theorems for coincidence of multi-valued map Allan Edley Ramos de AndradeNorthon Canevari Leme PenteadoSergio Tsuyoshi Ura OriginalPaper 19 June 2023 Article: 65
Properties of the minimizers for a constrained minimization problem arising in fractional NLS system Lintao LiuYan PanHaibo Chen OriginalPaper 19 June 2023 Article: 64
Weak solvability of the initial-boundary value problem for inhomogeneous incompressible Kelvin–Voigt fluid motion model of arbitrary finite order Victor ZvyaginMikhail Turbin OriginalPaper 09 June 2023 Article: 63
Strong surjections from two-complexes with odd order top-cohomology onto the projective plane Marcio Colombo FenilleDaciberg Lima GonçalvesOziride Manzoli Neto OriginalPaper 03 June 2023 Article: 62
Nielsen–Borsuk–Ulam number for maps between tori Givanildo Donizeti de MeloDaniel Vendrúscolo OriginalPaper 03 June 2023 Article: 61
Orientability through the algebraic multiplicity Julián López-GómezJuan Carlos Sampedro OriginalPaper Open access 30 May 2023 Article: 60
