1)   .NET Matrix Library 2.2.5000.72 The Bluebit .NET Matrix Library provides classes for object-oriented algebra. Solves systems of simultaneous linear equations, least-squares solutions of linear systems of equations, eigenvalues and eigenvectors problems, and singular value problems. 2)   SimApp 2.50 Modelling and simulation of continuous and time discrete automatic control systems in the time and frequency domain. Graphical, block oriented user interface with more than 80 basic elements. Creates time, Bode, Black-Nichols and Nyquist diagrams. 3)   Matrix ActiveX Component 3.1 Matrix ActiveX Component provides for all basic matrix operations plus LU, Cholesky, QR and Singular Value (SVD) decompositions, Eigenvalue and Eigenvector computation for symmetric and non symmetric matrices. Version 3.1 supports complex matrices.