This comprehensive yet concise book deals with nonlocal elliptic differential operators, whose coefficients involve shifts ...
Lire la suiteProblems linking the shape of a domain or the coefficients of an elliptic operator to the sequence of its eigenvalues are ...
Lire la suiteProblems linking the shape of a domain or the coefficients of an elliptic operator to the sequence of its eigenvalues are ...
Lire la suite