Persons: Isaev, Konstantin Petrovich

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Isaev, Konstantin Petrovich

Total publications:	60 (60)
in MathSciNet:	29 (29)
in zbMATH:	26 (26)
in Web of Science:	25 (25)
in Scopus:	30 (30)
Cited articles:	30
Citations:	163
Presentations:	4

Number of views:
This page:	3782
Abstract pages:	11205
Full texts:	3821
References:	1482

Doctor of physico-mathematical sciences (2021)

Speciality:

01.01.01 (Real analysis, complex analysis, and functional analysis)

E-mail:

Keywords:

Entire functions, subharmonic functions, exponential series, reproducing kernels, Fourier-Laplace transform

UDC:

517.54, 517.5

MSC:

30B50, 30H05, 30D15, 42A38, 46E10

Main publications:

https://www.mathnet.ru/eng/person13836

List of publications on Google Scholar

List of publications on ZentralBlatt

https://mathscinet.ams.org/mathscinet/MRAuthorID/708455

https://elibrary.ru/author_items.asp?spin=4530-2476

https://orcid.org/0000-0002-3680-0048

https://publons.com/researcher/4923496

https://www.scopus.com/authid/detail.url?authorId=14421070000

Full list of scientific publications:

scientific publications

		Citations (Crossref Cited-By Service + Math-Net.Ru)


2024
1.	K. P. Isaev, R. S. Yulmukhametov, “On a Scale of Banach Spaces of Analytic Functions on a Convex Domain”, Lobachevskii Journal of Mathematics, 45:6 (2024), 2688–2697

2023
2.	K. P. Isaev, R. S. Yulmukhametov, “On a criterion for the existence of unconditional bases of reproducing kernels in Fock spaces with radial regular weight”, Journal of Mathematical Analysis and Applications, 519:2 (2023), 126839 , 17 pp.	2 ^[x]
3.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “Entire Functions of Sine Type for Convex Apeirogons”, Lobachevskii Journal of Mathematics, 44:5 (2023), 1847–1853
4.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “On a sufficient condition for the existence of unconditional bases of reproducing kernels in Fock type spaces with nonradial weights”, Analysis and Mathematical Physics, 13:6 (2023), 83 , 11 pp.

2022
5.	K. P. Isaev, R. S. Yulmukhametov, “Unconditional bases in radial Hilbert spaces”, Izv. Math., 86:1 (2022), 150–168
6.	K. P. Isaev, R. S. Yulmukhametov, “Riesz bases of normalized reproducing kernels in Fock type spaces”, Analysis and Mathematical Physics, 12:1 (2022), 11 , 16 pp.	6 ^[x]
7.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “Unconditional bases of reproducing kernels for Fock spaces with nonradial weights”, Journal of Mathematical Sciences, 260:6 (2022), 748–756

2021
8.	K. P. Isaev, R. S. Yulmukhametov, “On a sufficient condition for the existence of unconditional bases of reproducing kernels in Hilbert spaces of entire functions”, Lobachevskii Journal of Mathematics, 42:6 (2021), 1154–1165	4 ^[x]
9.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “Necessary condition for the existence of unconditional bases of reproducing kernels for Hilbert spaces of entire functions”, Journal of Mathematical Sciences, 257:5 (2021), 662–672
10.	R. A. Bashmakov, K. P. Isaev, A. A. Makhota, “Exponential series in normed spaces of analytic functions”, Ufa Math. J., 13:3 (2021), 27–35
11.	K. P. Isaev, R. S. Yulmukhametov, “Equivalent conditions for the existence of unconditional bases of reproducing kernels in spaces of entire functions”, Problemy Analiza - Issues of Analysis, 10 (28):3 (2021), 41–52	2 ^[x]

2020
12.	K. P. Isaev, K. V. Trunov, R. S. Yulmukhametov, “Equivalent Norms in Hilbert Spaces with Unconditional Bases of Reproducing Kernels”, Journal of Mathematical Sciences, 250:2 (2020), 310–321
13.	K. P. Isaev, R. S. Yulmukhametov, “Bezuslovnye bazisy v radialnykh gilbertovykh prostranstvakh”, Vladikavkazskii matematicheskii zhurnal, 22:3 (2020), 85–99	3 ^[x]
14.	K. P. Isaev, R. S. Yulmukhametov, “Geometry of radial Hilbert spaces with unconditional bases of reproducing kernels”, Ufa Math. J., 12:4 (2020), 55–63

2019
15.	K. P. Isaev, K. V. Trounov, R. S. Yulmukhametov, “Representing systems of exponentials in projective limits of weighted subspaces of $H(D)$”, Izv. Math., 83:2 (2019), 232–250
16.	K. P. Isaev, “Representing systems of exponentials in projective limits of weighted subspaces of $A^\infty (D)$”, Russian Mathematics, 63:1 (2019), 24–34
17.	Isaev, K.P., Trounov, K.V. & Yulmukhametov, R.S., “On representation of functions from normed subspaces of H(D) by series of exponentials”, Analysis and Mathematical Physics, 9:3 (2019), 1043-1067	1 ^[x]

2021
18.	K. P. Isaev, K. V. Trunov, R. S. Yulmukhametov, “Representation of functions by series of exponentials in normed subspaces $A^\infty (D)$”, Journal of Mathematical Sciences, 257:3 (2021), 313–328
19.	K. P. Isaev, “Representing exponential systems in spaces of analytic functions”, Journal of Mathematical Sciences, 257:2 (2021), 143–205

2019
20.	K. P. Isaev, R. S. Yulmukhametov, “On Hilbert spaces of entire functions with unconditional bases of reproducing kernels”, Lobachevskii Journal of Mathematics, 40:9 (2019), 1283–1294	2 ^[x]
21.	K. P. Isaev, A. V. Lutsenko and R. S. Yulmukhametov, “Unconditional bases in weakly weighted spaces of entire functions”, St. Petersburg Math. J., 30:2 (2019), 253–265

2018
22.	K. P. Isaev, R. C. Yulmukhaetov, “Predstavlyayuschie sistemy eksponent v vesovykh podprostranstvakh H(D)”, Sovremennye metody teorii kraevykh zadach: materialy mezhdunarodnoi konferentsii, posvyaschennoi 90-letiyu Vladimira Aleksandrovicha Ilina, (Pontryaginskie chteniya – XXIX) (Moskva, 2–6 maya 2018 g.), MAKS Press, Moskva, 2018, 110–111
23.	K. P. Isaev, R. S. Yulmukhametov, “Representing systems of exponentials in locally convex subspaces of the normed space of analytic functions”, Kompleksnyi analiz i ego prilozheniya: Materialy Mezhdunarodnoi shkoly-konferentsii (Gelendzhik, 02–09 iyunya 2018 g.), Kubanskii gosudarstvennyi universitet, Krasnodar, 2018, 53
24.	K. P. Isaev, “On entire functions with given asymptotic behavior”, Probl. anal. Issues Anal., 7(25):2 (2018), 12–30	3 ^[x]

2021
25.	R. A. Bashmakov, K. P. Isaev, R. S. Yulmukhametov, “Representing systems of exponents in weight subspaces H (D)”, Journal of Mathematical Sciences, 252:3 (2021), 302–318

2018
26.	N. F. Abuzyarova, K. P. Isaev, R. S. Yulmukhametov, “Equivalence of norms of analytical functions on exterior of convex domain”, Ufa Math. J., 10:4 (2018), 3–11

2017
27.	K. P. Isaev, “On unconditional exponential bases in weighted spaces on interval of real axis”, Lobachevskii Journal of Mathematics, 38:1 (2017), 48–61	3 ^[x]

2019
28.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “Generating functions for bases in Hilbert spaces of entire functions”, Journal of Mathematical Sciences, 241:6 (2019), 718–726

2017
29.	K. P. Isaev, R. S. Yulmukhametov, “O bezuslovnykh bazisakh iz vosproizvodyaschikh yader v slabovesovykh prostranstvakh tipa Foka”, Mezhdunarodnaya matematicheskaya konferentsiya po teorii funktsii, posvyaschënnaya 100-letiyu chl.-korr. AN SSSR A.F. Leonteva. Sbornik tezisov (Ufa, 24–27 maya 2017 g.), RITs BashGU, Ufa, 2017, 70–72
30.	K. P. Isaev, R. S. Yulmukhametov, “Bazisy Rissa iz normirovannykh vosproizvodyaschikh yader v prostranstvakh tipa Foka s neradialnym vesom”, Mezhdunarodnaya matematicheskaya konferentsiya po teorii funktsii, posvyaschënnaya 100-letiyu chl.-korr. AN SSSR A.F. Leonteva. Sbornik tezisov (Ufa, 24–27 maya 2017 g.), RITs BashGU, Ufa, 2017, 72–74
31.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “O bazisakh Rissa iz normirovannykh eksponent v slabovesovykh prostranstvakh na otrezke”, Sovremennaya matematika i ee prilozheniya, Materialy mezhdunarodnoi nauchno-prakticheskoi konferentsii. Chast 1. (Sterlitamak, 18–20 maya 2017 g.), Bashkirskii gosudarstvennyi universitet, Sterlitamakskii filial, Sterlitamak, 2017, 383–387
32.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “O porozhdayuschikh funktsiyakh bazisov iz eksponent i iz znachenii vosproizvodyaschego yadra”, Teoriya funktsii, ee prilozheniya i smezhnye voprosy. Materialy Trinadtsatoi mezhdunarodnoi Kazanskoi letnei nauchnoi shkoly-konferentsii (Kazan, 21–27 avgusta 2017 g.), Trudy matematicheskogo tsentra imeni N.I. Lobachevskogo, 54, Kazanskoe matematicheskoe obschestvo, Kazan, 2017, 162–166
33.	K. P. Isaev, “O bezuslovnykh bazisakh iz eksponent v slabovesovykh prostranstvakh na otrezke”, Sovremennye metody v teorii obratnykh zadach i smezhnye voprosy: tezisy dokladov Vserossiiskoi nauchnoi konferentsii (Teberda, 20–23 sentyabrya 2017 g.), YuMI VNTs RAN, Vladikavkaz, 2017, 56–57
34.	K. P. Isaev, K. V. Trounov, R. S. Yulmukhametov, “Representation of functions in locally convex subspaces of $A^\infty (D)$ by series of exponentials”, Ufa Math. Journal, 9:3 (2017), 48–60
35.	K. P. Isaev, A. V. Lutsenko, V. I. Lutsenko, “Prostranstva vesovykh posledovatelnostei”, Vestnik Bashkirskogo universiteta, 22:3 (2017), 627–631
36.	K. P. Isaev, R. S. Yulmukhametov, “On Unconditional Bases of Reproducing Kernels in Fock Type Spaces”, Funct. Anal. Appl., 51:4 (2017), 283–292
37.	K. P. Isaev, R. S. Yulmukhametov, A. A. Yunusov, “On unconditional exponential bases in weighted spaces on interval of real axis”, St. Petersburg Math. J., 28:5 (2017), 689–706

2016
38.	K. P. Isaev, R. S. Yulmukhametov, “O bezuslovnykh bazisakh iz eksponent v vesovykh prostranstvakh na intervale veschestvennoi osi”, Materialy mezhdunarodnoi konferentsii po algebre, analizu i geometrii, posvyaschennoi yubileyam vydayuschikhsya professorov Kazanskogo universiteta, matematikov Petra Alekseevicha (1895-1944) i Aleksandra Petrovicha (1926-1998) Shirokovykh (26 iyunya – 2 iyulya 2016 g., Kazan), Kazanskii (Privolzhskii) federalnyi universitet, 2016, 187–188
39.	K. P. Isaev, “O bezuslovnykh bazisakh iz eksponent v prostranstvakh so stepennym vesom”, Ufimskaya mezhdunarodnaya matematicheskaya konferentsiya: sbornik tezisov (Ufa, 27 – 30 sentyabrya 2016 g.), eds. R. N. Garifullin, Ufa: RITs BashGU, 2016, 66–67
40.	K. P. Isaev, A. V. Lutsenko, R. S. Yulmukhametov, “On unconditional exponential bases in weak weighted spaces on segment”, Ufa Math. Journal, 8:4 (2016), 88–97

2015
41.	R. S. Yulmukhametov, K. P. Isaev, A. A. Yunusov, “O bezuslovnykh bazisakh iz eksponent v vesovykh prostranstvakh na veschestvennoi osi so stepennymi otsenkami porozhdayuschei funktsii”, Spektralnye zadachi, nelineinyi i kompleksnyi analiz. Sbornik tezisov mezhdunarodnoi nauchnoi konferentsii (Ufa, 01-03 oktyabrya 2015 g.), eds. Fazullin Z.Yu., Bashkirskii gosudarstvennyi universitet, Ufa, 2015, 157–159
42.	R. S. Yulmukhametov, K. P. Isaev, A. A. Yunusov, “O porozhdayuschikh funktsiyakh bezuslovnykh bazisov iz eksponent v vesovykh prostranstvakh na veschestvennoi osi”, Kompleksnyi analiz i ego prilozheniya. Materialy mezhdunarodnoi nauchno-prakticheskoi konferentsii (Bryansk, 16-19 iyunya 2015 g), Bryanskii gosudarstvennyi universitet im. ak. I.G. Petrovskogo, Bryansk, 2015, 64–66
43.	K. P. Isaev, R. S. Yulmukhametov, A. A. Yunusov, “O bezuslovnykh bazisakh iz eksponent v vesovykh prostranstvakh na veschestvennoi osi”, Teoriya funktsii, ee prilozheniya i smezhnye voprosy. Materialy Dvenadtsatoi mezhdunarodnoi Kazanskoi letnei nauchnoi shkoly-konferentsii (Kazan, 27 iyunya – 4 iyulya 2015 g.), Trudy matematicheskogo tsentra imeni N.I. Lobachevskogo, 51, Kazanskoe matematicheskoe obschestvo, 2015, 210–212

2014
44.	K. P. Isaev, R. S. Yulmukhametov, A. A. Yunusov, “Entire functions with fine asymptotic estimates for convex functions”, Ufa Math. Journal, 6:2 (2014), 35–43
45.	K. P. Isaev, R. S. Yulmukhametov, A. A. Yunusov, “Ob approksimatsii vypukloi funktsii logarifmom modulya tseloi funktsii”, Materialy mezhdunarodnoi nauchnoi konferentsii «Spektralnye zadachi, nelineinyi i kompleksnyi analiz» (Ufa, 24- -26 sentyabrya 2014 g.), Ufa: RITs BashGU, 2014, 37–38

2013
46.	K. P. Isaev, R. S. Yulmukhametov, “Unconditional bases of reproducing kernels in Hilbert spaces of entire functions”, Ufa Math. Journal, 5:3 (2013), 67–76
47.	K. P. Isaev, R. S. Yulmukhametov, “Bezuslovnye bazisy iz vosproizvodyaschikh yader v gilbertovykh prostranstvakh tselykh funktsii”, Teoriya funktsii, ee prilozheniya i smezhnye voprosy. Materialy Odinnadtsatoi mezhdunarodnoi Kazanskoi letnei nauchnoi shkoly-konferentsii (Kazan, 22–28 avgusta 2013g), Trudy matematicheskogo tsentra imeni N.I. Lobachevskogo, 46, Kazanskii (Privolzhskii) federalnyi universitet, Kazan, 2013, 216-217
48.	K. P. Isaev, R. S. Yulmukhametov, “O bezuslovnykh bazisakh iz vosproizvodyaschikh yader v funktsionalnykh gilbertovykh prostranstvakh tselykh funktsii”, Tezisy Mezhdunarodnoi nauchnoi konferentsii «Nelineinyi analiz i spektralnye zadachi» (Ufa, 18–22 iyunya 2013 g.), Ufa: RITs BashGU, 2013, 54–56

2012
49.	K. P. Isaev, K. V. Trunov, “On the distribution of indicators of unconditional exponential bases in spaces with a power weight”, Ufimsk. Mat. Zh., 4:1 (2012), 63–70

2011
50.	K. P. Isaev, R. S. Yulmukhametov, “Unconditional exponential bases in Hilbert spaces”, Ufa Math. Journal, 3:1 (2011), 3–15

2010
51.	K. P. Isaev, “Riesz bases of exponents in Bergman spaces on convex polygons”, Ufimsk. Mat. Zh., 2:1 (2010), 71–86
52.	R. A. Bashmakov, K. P. Isaev, R. S. Yulmukhametov, “On geometric characteristics of convex functions and Laplace integrals”, Ufimsk. Mat. Zh., 2:1 (2010), 3–16

2009
53.	K. P. Isaev, A. A. Putintseva, R. S. Yulmukhametov, “The representation by exponential series in weighted spaces on real axis”, Ufimsk. Mat. Zh., 1:1 (2009), 16–37

2008
54.	K. P. Isaev, A. A. Putintseva, R. S. Yulmukhametov, “Postroenie analiticheskikh v polose funktsii s zadannoi asimptotikoi”, Trudy Instituta matematiki s VTs UNTs RAN, v. 1, eds. chl.-korr. RAN, doktor fiziko-matematicheskikh nauk, professor V.V. Napalkov, Ufa: RIO BashGU, 2008, 100-108 http://www.spsl.nsc.ru/FullText/konfe/TRUDY_INST_MATEM.pdf

2007
55.	K. P. Isaev, R. S. Yulmukhametov, “The absence of unconditional bases of exponentials in Bergman spaces on non-polygonal domains”, Izv. Math., 71:6 (2007), 1145–1166
56.	K. P. Isaev, A. A. Rumyantseva, “Integraly Laplasa i razlichnye kharakteristiki vypuklykh funktsii”, Vestnik UGATU. Seriya «Fundamentalnaya i prikladnaya matematika», 9:3(21) (2007), 88–96

2006
57.	K. P. Isaev, R. S. Yulmukhametov, “Unconditional Exponential Bases in Bergman Spaces”, Proc. Steklov Inst. Math., 253 (2006), 78–89
58.	K. P. Isaev, “Bazisy Rissa iz eksponent v prostranstvakh Bergmana na vypuklykh mnogougolnikakh”, Vestnik Bashkirskogo universiteta, 11:2 (2006), 6–11 http://cyberleninka.ru/article/n/bazisy-rissa-iz-eksponent-v-prostranstvah-bergmana-na-vypuklyh-mnogougolnikah
59.	R. A. Bashmakov, K. P. Isaev, “Asimptoticheskoe povedenie integralov Laplasa”, Vestnik Bashkirskogo universiteta, 11:4 (2006), 4–7 http://cyberleninka.ru/article/n/asimptoticheskoe-povedenie-integralov-laplasa

2004
60.	K. P. Isaev, R. S. Yulmukhametov, “Laplace transforms of functionals on Bergman spaces”, Izv. Math., 68:1 (2004), 3–41

Presentations in Math-Net.Ru

1.	Преобразования Бореля функций из параметризованного семейства гильбертовых пространств целых функций R. S. Yulmukhametov, K. P. Isaev International conference “Theory of Functions, Operator Theory and Quantum Information Theory” June 11, 2024 11:10
2.	Unconditional bases of reproducing kernels in non-radial Fock spaces R. S. Yulmukhametov, K. P. Isaev, A. V. Lutsenko International Conference "Functions Theory, Operators Theory and Quantum Information Theory" October 21, 2022 10:00
3.	Представление рядами экспонент функций в нормированных подпространствах функций, аналитических в ограниченной выпуклой области и бесконечно дифференцируемых вплоть до ее границы K. P. Isaev Seminar on Operator Theory and Function Theory March 15, 2021 17:30
4.	Представление функций рядами экспонент K. P. Isaev Seminar on Operator Theory and Function Theory March 23, 2020 17:30

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