三种C#算法加演算，把C的算法转为C#并做出演示，可观看结果看演算过程-three C# increase calculus algorithm, the algorithm C to C# and make presentations, can watch the results on the calculation process

基于pi演算的服务组合验证方法，验证组合服务是否符合需求，提供两个测试例，正例为验证成功例；反例为验证失败例子-Portfolio of services based on pi calculus authentication method to verify whether the combination of services to meet the demand, provide two test cases are cases of successful cases for the va

利用古地磁资料计算伦敦地区地磁极变化规律的工程源代码，这是根据古地磁极角变化规律进行磁极位置反演的重要程序，具有通用性，可用于其它地理位置的计算和演算！-Palaeomagnetic data to calculate the London pole variation of engineering source code, which is according to the paleomagnetic pole angular variation of the pole position of

二叉树表示算术表达式的基础上，设计一个十进制的四则运算的计算器。-The binary tree represents an arithmetic expression based on the design of a decimal four calculus calculator.