The partial differential equation:
It may also be written in the form ∇2u=0, where ∇2 is called the Laplace operator. It was formulated by the French mathematician P. S. Laplace (1749–1827).
科学参考收录了60776条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。