The existence and uniqueness of positive solutions for integral boundary value problems.
The existence of countably many positive solutions for nonlinear th-order three-point boundary value problems.
The existence of multiple positive solutions of -Laplacian boundary value problems
The existence of positive solution to a nonlinear fractional differential equation with integral boundary conditions.
The existence of positive solution to three-point singular boundary value problem of fractional differential equation.
The existence of positive solutions for nonlinear boundary system with -Laplacian operator based on sign-changing nonlinearities.
The existence of positive solutions for third-order -Laplacian -point boundary value problems with sign changing nonlinearity on time scales.
The shooting method and multiple solutions of two/multi-point BVPs of second-order ODE.
The shooting method and nonhomogeneous multipoint bvps of second-order ODE.
Third-order nonlocal problems with sign-changing nonlinearity on time scales.
Three positive solutions for a system of singular generalized Lidstone problems.
Three symmetric positive solutions for Lidstone problems by a generalization of the Leggett-Williams theorem.
Time-scale-dependent criteria for the existence of positive solutions to -Laplacian multipoint boundary value problem.
Triple positive solutions for a boundary value problem of nonlinear fractional differential equation.
Triple positive solutions for a class of two-point boundary-value problems.
Triple positive solutions for a type of second-order singular boundary problems.
Triple positive solutions for conjugate boundary value problems
Triple positive solutions for second-order four-point boundary value problem with sign changing nonlinearities.
Triple positive solutions for the -Laplacian when is a sup-multiplicative-like function.
Triple positive solutions for third-order -point boundary value problems on time scales.