调和函数理论 第2版作者: Axler,S.著 出版时间:2004年版丛编项: Graduate Texts in Mathematics内容简介 Harmonic functions:the solutions of Laplace's equation:play a crucial role in many areas of mathematics, physics, and engineering. But learning about them is not always easy. At times the authors have agreed with Lord Kelvin and Peter Tait, who wrote ([18], Pref...