一维自适应有限元算法，根据理论推导的后验误差估计，更新步长，不断的迭代，特别适用于有边界成或者间断解的情形，适合数值计算的初接触者-One-dimensional adaptive finite element algorithm, based on theoretical derivation of a posteriori error estimation update step, continuous iteration, especially for border into or sit

运行电话本程序，首先进入输入密码界面，输入正确的密码才能进入电话本，对联系人进行添加、删除等处理。-Run the telephone this program, first enter the enter the password screen, enter the correct password to enter the phone book, contacts, add, delete, etc. processing.

Complex models often contain more than just a few contact interfaces. The decomposition of such a model can result in an uneven distribution of these contacts among the available processors. Some contacts may lie wholly on a single processor, whi