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where **r** is an integer (the system's order), **a0**, **a1**, ..., **ar** are Maple operators/procedures of an integer argument. They compute the matrix coefficients of **x^k**. | where **r** is an integer (the system's order), **a0**, **a1**, ..., **ar** are Maple operators/procedures of an integer argument. They compute the matrix coefficients of **x^k**. | ||

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+ | {{:felim2015_slides_02_03.pdf|slides.pdf}} - the slides of the talk Sergei Abramov «The EG-family of algorithms and procedures for solving linear differential and difference higher-order systems» in [[https://indico.math.cnrs.fr/event/656/|Functional Equations in LIMoges 2015]]. | ||

{{:theta_form.mw|theta_form.mw}} - the Maple session file with an example of find formal, regular and Laurent solutions, when the system is given in the theta-notation. The system **L(y) = 0** is specified by a **θ**-equation with matrix coefficients: | {{:theta_form.mw|theta_form.mw}} - the Maple session file with an example of find formal, regular and Laurent solutions, when the system is given in the theta-notation. The system **L(y) = 0** is specified by a **θ**-equation with matrix coefficients: |

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