The results show that the eigenvalues of the boundary-value problem form a denumerable set, and the eigenvalue approaches infinity. 結果表明邊值問(wèn)題的特征值構成一個(gè)可數集,并且特征值趨向于無(wú)窮大。
There is no requirement that this set of columns is a minimal set of columns. 不要求此列集是最小列集。