Meissels mathematical interests covered the following fields number theory in particular properties of prime numbers theta functions elliptic functions spherical trigonometry hydrodynamics ordinary differential equations asymptotic expansions and Bessel functions

Add punctuation
Meissel's mathematical interests covered the following fields: number theory (in particular, properties of prime numbers ), theta functions, elliptic functions, spherical trigonometry, hydrodynamics, ordinary differential equations, asymptotic expansions, and Bessel functions.