基于C++编程的多线程的多波前稀疏矩阵的QR分解，Timothy A. Davis编写-SuiteSparseQR is an implementation of the multifrontal sparse QR factorization method. Parallelism is exploited both in the BLAS and across different frontal matrices using Intel s Threading Building Blocks

多核架构编程：利用临界区多线程并行求PI值 只有C++文件 多核作业-Multicore programming: the use of the critical region is multi-threaded parallel seek the value of PI C++ file