昆虫 发表于 2025-3-28 17:41:42
1389-2177 e rotation number for linear Hamiltonian systems of general dimension. The properties of all these objects form the basis for the study of several themes concerning linear-quadratic control problems, including 978-3-319-80475-0978-3-319-29025-6Series ISSN 1389-2177 Series E-ISSN 2197-795X