Heittokangas, Janne

1. Value distribution of exponential polynomials and their role in the theories of complex differential equations and oscillation theory
   2022/02/03 by Janne Heittokangas, Katsuya Ishizaki, Heittokangas, Janne +5 · 2 citations
   Mathematics · #Meromorphic and Entire Functions
2. Asymptotic integration theory for f'' + P(z)f = 0
   2020/08/24 by Gary G. Gundersen, Gundersen, Gary G., Janne Heittokangas +3 · 1 citation
   Mathematics · #34M10 #Advanced Differential Equations and Dynamical Systems #Complex Variables (math.CV) #FOS: Mathematics #Mathematical Dynamics and Fractals #Meromorphic and Entire Functions