最新版pcomm的说明书，他是deltatau公司的产品，公认为业界最好的控制卡。-This document is furnished for the customers of Delta Tau Data Systems, Inc.

3g手机协议栈设计方案，简述了用telelogic tau进行3g手机协议栈设计的过程；-3g cell phone protocol stack design, outlined with telelogic tau for 3g mobile phone stack design process

Multi-shift CGLS solves the systems of linear equations (A *A+TAU(I)*EYE(N))*X(:,I)=A *B (I=1:L) for X with the multishift CGLS algorithm. The right hand side (column) vector B must have length M, where the coefficient matrix A is M-by-N