Qinglan Bao, Guangsheng Wei, Anton Zettl;
Friedrichs extension of singular symmetric differential operators,
Special Issue 02 (2023), pp. 11-39.
Horst Behncke, Don Hinton;
Spectral theory of C-symmetric non-selfadjoint differential operators of order 2n,
Special Issue 02 (2023), pp. 41-66.
Jiri Benedikt, Jan Pulpan;
Numeric estimates of the principal eigenvalue of the p-Laplacian using interval arithmetic,
Special Issue 02 (2023), pp. 67-80.
Jose F. Caicedo, Alfonso Castro, Arturo Sanjuan;
A semilinear wave equation with non-monotone nonlinearity,
Special Issue 02 (2023), pp. 81-86.
Meiqin Li, Bingbing Ji;
Local min-orthogonal principle and its applications for solving multiple solution problems,
Special Issue 02 (2023), pp. 175-192.
Maria C. Mariani, Peter K. Asante, William Kubin, Osei K. Tweneboah, Maria Beccar-Varela;
Determining the background driving process of the Ornstein-Uhlenbeck model,
Special Issue 02 (2023), pp. 193-207.
Nsoki Mavinga, Quinn A. Morris, Stephen B. Robinson;
Fucik spectrum with weights and existence of solutions for nonlinea,
Special Issue 02 (2023), pp. 209-230.
Seshadev Padhi, Julio G. Dix;
Existence of positive global radial solutions to nonlinear elliptic systems,
Special Issue 02 (2023), pp. 231-238.