特征值 lam=1.0导致项exp(lam t = exp(t)）超出范围。或者我没抓住重点。在上一讲中lam= 0成为稳定状态值。####[['特征值 lam=1.0', 'Mathematical_Related_Concept', 'NEU'], ['exp(lam t', 'Mathematical_Related_Concept', 'NEU'], ['lam= 0', 'Mathematical_Related_Concept', 'NEU']]