Dynamic behavior of vector solutions of a class of 2-D neutral differential systems

Arun Kumar Tripathy; Shibanee Sahu

Mathematica Bohemica (2025)

  • Issue: 1, page 139-159
  • ISSN: 0862-7959

Abstract

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This work deals with the analysis pertaining some dynamic behavior of vector solutions of first order two-dimensional neutral delay differential systems of the form $$ \frac {{\rm d}}{{\rm d}t} \begin {bmatrix} u(t)+pu(t-\tau )\\ v(t)+pv(t-\tau )\\ \end {bmatrix} = \begin {bmatrix} a & b \\ c & d \\ \end {bmatrix} \begin {bmatrix} u(t-\alpha )\\ v(t-\beta )\\ \end {bmatrix}. $$ The effort has been made to study $$ \frac {{\rm d}}{{\rm d}t} \begin {bmatrix} x(t)-p(t)h_{1}(x(t-\tau ))\\ y(t)-p(t)h_{2}(y(t-\tau )) \end {bmatrix} + \begin {bmatrix} a(t) & b(t)\\ c(t) & d(t) \end {bmatrix} \begin {bmatrix} f_{1}(x(t-\alpha ))\\ f_{2}(y(t-\beta )) \end {bmatrix} =0, $$ where $p,a,b,c,d,h_1,h_2,f_1,f_2 \in C(\mathbb {R},\mathbb {R})$; $\alpha ,\beta ,\tau \in \mathbb {R}^+$. We verify our results with the examples.

How to cite

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Tripathy, Arun Kumar, and Sahu, Shibanee. "Dynamic behavior of vector solutions of a class of 2-D neutral differential systems." Mathematica Bohemica (2025): 139-159. <http://eudml.org/doc/299896>.

@article{Tripathy2025,
abstract = {This work deals with the analysis pertaining some dynamic behavior of vector solutions of first order two-dimensional neutral delay differential systems of the form $$ \frac \{\{\rm d\}\}\{\{\rm d\}t\} \begin \{bmatrix\} u(t)+pu(t-\tau )\\ v(t)+pv(t-\tau )\\ \end \{bmatrix\} = \begin \{bmatrix\} a & b \\ c & d \\ \end \{bmatrix\} \begin \{bmatrix\} u(t-\alpha )\\ v(t-\beta )\\ \end \{bmatrix\}. $$ The effort has been made to study $$ \frac \{\{\rm d\}\}\{\{\rm d\}t\} \begin \{bmatrix\} x(t)-p(t)h\_\{1\}(x(t-\tau ))\\ y(t)-p(t)h\_\{2\}(y(t-\tau )) \end \{bmatrix\} + \begin \{bmatrix\} a(t) & b(t)\\ c(t) & d(t) \end \{bmatrix\} \begin \{bmatrix\} f\_\{1\}(x(t-\alpha ))\\ f\_\{2\}(y(t-\beta )) \end \{bmatrix\} =0, $$ where $p,a,b,c,d,h_1,h_2,f_1,f_2 \in C(\mathbb \{R\},\mathbb \{R\})$; $\alpha ,\beta ,\tau \in \mathbb \{R\}^+$. We verify our results with the examples.},
author = {Tripathy, Arun Kumar, Sahu, Shibanee},
journal = {Mathematica Bohemica},
language = {eng},
number = {1},
pages = {139-159},
publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},
title = {Dynamic behavior of vector solutions of a class of 2-D neutral differential systems},
url = {http://eudml.org/doc/299896},
year = {2025},
}

TY - JOUR
AU - Tripathy, Arun Kumar
AU - Sahu, Shibanee
TI - Dynamic behavior of vector solutions of a class of 2-D neutral differential systems
JO - Mathematica Bohemica
PY - 2025
PB - Institute of Mathematics, Academy of Sciences of the Czech Republic
IS - 1
SP - 139
EP - 159
AB - This work deals with the analysis pertaining some dynamic behavior of vector solutions of first order two-dimensional neutral delay differential systems of the form $$ \frac {{\rm d}}{{\rm d}t} \begin {bmatrix} u(t)+pu(t-\tau )\\ v(t)+pv(t-\tau )\\ \end {bmatrix} = \begin {bmatrix} a & b \\ c & d \\ \end {bmatrix} \begin {bmatrix} u(t-\alpha )\\ v(t-\beta )\\ \end {bmatrix}. $$ The effort has been made to study $$ \frac {{\rm d}}{{\rm d}t} \begin {bmatrix} x(t)-p(t)h_{1}(x(t-\tau ))\\ y(t)-p(t)h_{2}(y(t-\tau )) \end {bmatrix} + \begin {bmatrix} a(t) & b(t)\\ c(t) & d(t) \end {bmatrix} \begin {bmatrix} f_{1}(x(t-\alpha ))\\ f_{2}(y(t-\beta )) \end {bmatrix} =0, $$ where $p,a,b,c,d,h_1,h_2,f_1,f_2 \in C(\mathbb {R},\mathbb {R})$; $\alpha ,\beta ,\tau \in \mathbb {R}^+$. We verify our results with the examples.
LA - eng
UR - http://eudml.org/doc/299896
ER -

References

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  2. Grigorian, G. A., 10.1216/RMJ-2017-47-5-1497, Rocky Mt. J. Math. 47 (2017), 1497-1524. (2017) Zbl1378.34052MR3705762DOI10.1216/RMJ-2017-47-5-1497
  3. Györi, I., Ladas, G., 10.1093/oso/9780198535829.001.0001, Oxford Mathematical Monographs. Clarendon Press, Oxford (1991). (1991) Zbl0780.34048MR1168471DOI10.1093/oso/9780198535829.001.0001
  4. Mihalíková, B., 10.1023/B:CMAJ.0000024515.64004.7c, Czech. Math. J. 53 (2003), 735-741. (2003) Zbl1080.34555MR2000065DOI10.1023/B:CMAJ.0000024515.64004.7c
  5. Naito, M., 10.11650/tjm/221001, Taiwanese J. Math. 27 (2023), 291-319. (2023) Zbl1521.34032MR4563521DOI10.11650/tjm/221001
  6. Opluštil, Z., 10.14232/ejqtde.2016.1.52, Electron. J. Qual. Theory Differ. Equ. 2016 (2016), Article ID 52, 17 pages. (2016) Zbl1363.34098MR3533262DOI10.14232/ejqtde.2016.1.52

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