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

进程和线程是两个既有关系，又有重大区别的计算机概念，本届首先回顾一下进程和线 程的基本概念，然后讲解一下他们的区别，最后是java线程概念模型.-Both processes and threads are two relationships, there are major differences between the concept of a computer, this first review the basic concepts of processes and threads,