Ghazaryan, Haik Gegamovich Comparison of powers of differential polynomials. (English) Zbl 07823365 Eurasian Math. J. 14, No. 4, 23-46 (2023). MSC: 12E10 12D05 26D05 35A23 PDFBibTeX XMLCite \textit{H. G. Ghazaryan}, Eurasian Math. J. 14, No. 4, 23--46 (2023; Zbl 07823365) Full Text: DOI MNR
Margaryan, V. N.; Ghazaryan, H. G. On certain class of weighted hyperbolic polynomials. (English. Russian original) Zbl 1500.35204 J. Contemp. Math. Anal., Armen. Acad. Sci. 56, No. 6, 319-331 (2021); translation from Izv. Nats. Akad. Nauk Armen., Mat. 56, No. 6, 51-69 (2021). MSC: 35L25 26D05 12D05 12E10 PDFBibTeX XMLCite \textit{V. N. Margaryan} and \textit{H. G. Ghazaryan}, J. Contemp. Math. Anal., Armen. Acad. Sci. 56, No. 6, 319--331 (2021; Zbl 1500.35204); translation from Izv. Nats. Akad. Nauk Armen., Mat. 56, No. 6, 51--69 (2021) Full Text: DOI
Ghazaryan, Haik G.; Margaryan, Vachagan N. Hyperbolicity with weight of polynomials in terms of comparing their power. (English) Zbl 1463.35194 Eurasian Math. J. 11, No. 2, 40-51 (2020). MSC: 35H10 35L25 35B51 35E20 PDFBibTeX XMLCite \textit{H. G. Ghazaryan} and \textit{V. N. Margaryan}, Eurasian Math. J. 11, No. 2, 40--51 (2020; Zbl 1463.35194) Full Text: DOI MNR
Ghazaryan, H. G.; Margaryan, V. N. Addition of lower order terms to weakly hyperbolic operators with preservation of their type of hyperbolicity. (Addition of lower order terms to weakly hyperbolic operators with preservation of their type of hyperbolicit.) (English) Zbl 1430.35002 Lobachevskii J. Math. 40, No. 8, 1069-1078 (2019). MSC: 35A08 35L25 PDFBibTeX XMLCite \textit{H. G. Ghazaryan} and \textit{V. N. Margaryan}, Lobachevskii J. Math. 40, No. 8, 1069--1078 (2019; Zbl 1430.35002) Full Text: DOI