机构地区: 华南师范大学数学科学学院
出 处: 《华南师范大学学报(自然科学版)》 2008年第4期27-31,48,共6页
摘 要: 研究了非齐次线性微分方程f(k)+Ak-1(z)f(k-1)+…+A1(z)f′+A0(z)f=F(z)有限级解的增长性,其中Aj(z)(j=0,…,k-1)和F(z)都是整函数,并且存在某一As(z)在某个扇形内以指数的形式起支配作用. The growth of finite order solutions of non - homogeneous linear differential equation f^(k)+Ak-1(z)f^(k-1)+…+A1(z)f ′+A0(z)f=F(z) is considered,where Aj(z)(j=0,…,k-1) and F(z) are entire functions,and there exists some As(z) which is exponentially dominating in a sector.