1. Asymptotic solutions of Lagrangian systems with gyroscopic forces

   • Sergey Bolotin
   • Piero Negrini

   OriginalPaper Pages: 417 - 444

2. Weak asymptotic stability at first approximation for periodic differential inclusions

   • Georgi V. Smirnov

   OriginalPaper Pages: 445 - 461

3. Maximal regularity for a free boundary problem

   • Joachim Escher
   • Gieri Simonett

   OriginalPaper Pages: 463 - 510

4. Stochastic Lyapunov method

   • Jean-Pierre Aubin
   • Giuseppe Da Prato

   OriginalPaper Pages: 511 - 525

5. When all trajectories in the Liénard plane cross the vertical isocline?

   • Tadayuki Hara
   • Jitsuro Sugie

   OriginalPaper Pages: 527 - 551

6. Variational methods for indefinite superlinear homogeneous elliptic problems

   • Henri Berestycki
   • Italo Capuzzo-Dolcetta
   • Louis Nirenberg

   OriginalPaper Pages: 553 - 572

7. Remarks on the lower semicontinuity of quasiconvex integrals

   • Mariano Giaquinta
   • Giuseppe Modica
   • Jiří Souček

   OriginalPaper Pages: 573 - 588