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Fundamental Matrices, Matrix Exp & Repeated Eigenvalues ...
math.ucsd.eduFundamental Matrices, Matrix Exp & Repeated Eigenvalues – Sections 7.7 & 7.8 Given fundamental solutions we put them in an nxn matrix , with each of the solution vectors being a column. We call Ψ(t) a fundamental matrix for the system of ODEs. Example. 2 2 12 21 12 det (1 ) 4 21 23( 3)( 1) dx x dt λ λ λ λλ λ λ ...
Matrix Methods for Linear Systems of Differential Equations
personal.stevens.eduRemark: The linear combination of xp,x1,....,xn written in 7 with arbitrary constants c1,.....,cn is called the general solution of 6 . We may express this solution as x xp Xc,whereX is a fundamental matrix for the homogeneous system and c is an arbitrary constant vector. Solving Normal Systems