We discuss the exact WKB analysis for a completely integrable system in two variables with a large parameter. Using a WKB-theoretic transformation, we study the behavior of the system near a degenerate point where two turning points coalesce.
Cite this article
Sampei Hirose, On a WKB-Theoretic Transformation for a Completely Integrable System near a Degenerate Point where Two Turning Points Coalesce. Publ. Res. Inst. Math. Sci. 50 (2014), no. 1, pp. 19–84DOI 10.4171/PRIMS/124