## On solutions of the vector functional equation $$y(\xi(X))=f(X)\cdot A\cdot y(X)$$.(English)Zbl 0375.34013

### MSC:

 34A30 Linear ordinary differential equations and systems 39B42 Matrix and operator functional equations 39B05 General theory of functional equations and inequalities 34A25 Analytical theory of ordinary differential equations: series, transformations, transforms, operational calculus, etc. 34C25 Periodic solutions to ordinary differential equations
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### References:

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