Boundary Value Problems for a Super-Sublinear Asymmetric Oscillator: The Exact Number of Solutions

Figure 1

“Dead zone” beneath the envelope (in red) of branches 𝐹^±₁(𝛼) of the spectrum of the problems (3) and (4) for 𝑝=3, 𝑞=1/3 and 𝛼=7,9,12.