Trichotomy of a system of two difference equations. (Q1419773)
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scientific article; zbMATH DE number 2032964
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Trichotomy of a system of two difference equations. |
scientific article; zbMATH DE number 2032964 |
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Trichotomy of a system of two difference equations. (English)
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26 January 2004
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The authors study the boundedness and asymptotic behavior of positive solutions of the system of difference equations \[ x_{n+1}=A+\frac{\sum_{i=1}^{k} a_ix_{n-p_i}}{\sum_{j=1}^{m}b_jy_{n-q_j}},\qquad y_{n+1}=B+\frac{\sum_{i=1}^{k} c_iy_{n-p_i}}{\sum_{j=1}^{m}d_jx_{n-q_j}}, \] and obtain some results, where \(k, m\in \{1, 2, \ldots\}, A, B, a_i, c_i, b_j, d_j,\;i\in \{1, \ldots, k\},\;j\in \{1, \ldots, m\}\), are positive constants, \(p_i, q_j,\;i\in \{1, \ldots, k\},\;j\in \{1, \ldots, m\}\), are positive integers such that \(p_1<p_2<\cdots<p_k,\;q_1<q_2<\cdots<q_m\).
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difference equations
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trichotomy
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boundedness
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persistence
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asymptotic behavior
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positive solutions
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system
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