A Numerical Method for Oscillatory Integrals with Coalescing Saddle Points

Daan Huybrechs, Arno B. J. Kuijlaars, Nele Lejon. A Numerical Method for Oscillatory Integrals with Coalescing Saddle Points. SIAM J. Numerical Analysis, 57(6):2707-2729, 2019. [doi]

Abstract

Abstract is missing.