vol. 46, no. 3 (2026)
A priori estimates and existence of positive solutions for elliptic problems under integral Neumann boundary conditions
Francisco J.S.A. Corrêa, Giovany M. Figueiredo, Joelma Morbach
Opuscula Math. 46, no. 3 (2026), 273-290,
https://doi.org/10.7494/OpMath.202605201
Comparison theorems for property (B) of the third-order differential equations with deviating arguments
Jozef Džurina, Blanka Baculíková
Opuscula Math. 46, no. 3 (2026), 291-304,
https://doi.org/10.7494/OpMath.202605181
On mixed local-nonlocal Sobolev-type inequalities and their connection with singular equations in the Heisenberg group
Prashanta Garain
Opuscula Math. 46, no. 3 (2026), 305-321,
https://doi.org/10.7494/OpMath.202603271
On a relation between growth estimates and Harnack inequalities for quasilinear elliptic equations with nonlinear lower order terms
Kentaro Hirata
Opuscula Math. 46, no. 3 (2026), 323-345,
https://doi.org/10.7494/OpMath.202603272
Existence of solutions for a doubly critical Schrödinger-Poisson system on the first Heisenberg group
Xueyan Ma, Shaoyun Shi, Yueqiang Song
Opuscula Math. 46, no. 3 (2026), 347-366,
https://doi.org/10.7494/OpMath.202605211
Normalized solutions for planar Schrödinger-Poisson system with critical exponential growth and nonlocal interaction
Chenlu Wei, Sitong Chen, Muhua Shu
Opuscula Math. 46, no. 3 (2026), 367-404,
https://doi.org/10.7494/OpMath.202605041
Normalized ground states for a p-Laplacian system in the mass super-critical case
Yuhang Tao, Jianjun Zhang
Opuscula Math. 46, no. 3 (2026), 405-434,
https://doi.org/10.7494/OpMath.202603311