Blowing-up solutions to a critical 4D Neumann system in a competitive regime

Qing Guo, Angela Pistoia, Shixin Wen

We build blowing-up solutions to the critical elliptic system with Neumann boundary condition, \begin{equation*} \begin{cases} -Δu_1 + λu_1 = u_1^{3} -βu_1u_2^2 & \text{in } Ω, -Δu…