1. Approximation of Abstract Differential Equations

   • Davide Guidetti
   • Bülent Karasözen
   • Sergei Piskarev

   OriginalPaper Pages: 3013 - 3054

2. Differential Equations in Banach Spaces II. Theory of Cosine Operator Functions

   • V. V. Vasil'ev
   • S. I. Piskarev

   OriginalPaper Pages: 3055 - 3174