Research Explorer

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Researcher

Nurgissa Yessirkegenov

Awards & Distinctions

25 Results

2022

A comparison principle for higher order nonlinear hypoelliptic heat operators on graded Lie groups

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS

Existence and non-existence of global solutions for semilinear heat equations and inequalities on sub-Riemannian manifolds, and Fujita exponent on unimodular Lie groups

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in JOURNAL OF DIFFERENTIAL EQUATIONS

Hardy, weighted Trudinger-Moser and Caffarelli-Kohn-Nirenberg type inequalities on Riemannian manifolds with negative curvature

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS

2021

Generalised nonlinear Picone identities for p-sub-Laplacians and p-biharmonic operators and applications

Durvudkhan SuraganNurgissa Yessirkegenov

A2 Journal Article in ADVANCES IN OPERATOR THEORY

2020

Best constants in Sobolev and Gagliardo-Nirenberg inequalities on graded groups and ground states for higher order nonlinear subelliptic equations

Michael RuzhanskyNiyaz TokmagambetovNurgissa Yessirkegenov

A1 Journal Article in CALCULUS OF VARIATIONS AND PARTIAL DIFFERENTIAL EQUATIONS

Euler semigroup, Hardy-Sobolev and Gagliardo-Nirenberg type inequalities on homogeneous groups

Michael RuzhanskyDurvudkhan SuraganNurgissa Yessirkegenov

A1 Journal Article in SEMIGROUP FORUM

Factorizations and Hardy-Rellich inequalities on stratified groups

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in JOURNAL OF SPECTRAL THEORY

Function spaces on Lie groups and applications

Nurgissa YessirkegenovMichael Ruzhansky

Very weak solutions to hypoelliptic wave equations

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in JOURNAL OF DIFFERENTIAL EQUATIONS

2019

Hardy inequalities for Landau Hamiltonian and for Baouendi-Grushin operator with Aharonov-Bohm type magnetic field, part I

Ari LaptevMichael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in MATHEMATICA SCANDINAVICA

Limiting cases of Sobolev inequalities on stratified groups

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in PROCEEDINGS OF THE JAPAN ACADEMY SERIES A-MATHEMATICAL SCIENCES

New progress on weighted Trudinger-Moser and Gagliardo-Nirenberg, and critical Hardy inequalities on stratified groups

Michael RuzhanskyNurgissa Yessirkegenov

Bookchapter in Landscapes of time-frequency analysis

Rellich inequalities for sub-Laplacians with drift

Michael RuzhanskyNurgissa Yessirkegenov

A1 Journal Article in PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY

2018

Extended Caffarelli-Kohn-Nirenberg inequalities, and remainders, stability, and superweights for Lp-weighted Hardy inequalities

Michael RuzhanskyDurvudkhan SuraganNurgissa Yessirkegenov

A2 Journal Article in TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY. SERIES B

Hardy-Littlewood, Bessel-Riesz, and fractional integral operators in anisotropic Morrey and Campanato spaces

Michael RuzhanskyDurvudkhan SuraganNurgissa Yessirkegenov

A1 Journal Article in FRACTIONAL CALCULUS AND APPLIED ANALYSIS

On a generalised Samarskii-Ionkin type problem for the Poisson equation

Aishabibi DukenbayevaMakhmud SadybekovNurgissa Yessirkegenov

Spectral properties of the generalised Samarskii-Ionkin type problems

Nurgissa Yessirkegenov

A1 Journal Article in FILOMAT

2017

Caffarelli-Kohn-Nirenberg and Sobolev type inequalities on stratified Lie groups

Michael RuzhanskyDurvudkhan SuraganNurgissa Yessirkegenov

A1 Journal Article in NODEA-NONLINEAR DIFFERENTIAL EQUATIONS AND APPLICATIONS

Extended Caffarelli-Kohn-Nirenberg inequalities and superweights for Lp-weighted Hardy inequalities

Michael RuzhanskyDurvudkhan SuraganNurgissa Yessirkegenov

A1 Journal Article in COMPTES RENDUS MATHEMATIQUE

2016

Boundary-value problems for wave equations with data on the whole boundary

Makhmud SadybekovNurgissa Yessirkegenov

A1 Journal Article in ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS

Spectral properties of boundary-value problem with a shift for wave equation

Nurgissa YessirkegenovMakhmud Sadybekov

A2 Journal Article in RUSSIAN MATHEMATICS

2015

On a problem for the one dimensional wave equation with data on the whole boundary of the domain

Nurgissa YessirkegenovMakhmud Sadybekov

A4 Journal Article in MATHEMATICAL JOURNAL

2014

Properties of solutions to Neumann-Tricomi problems for Lavrent’ev-Bitsadze equations at corner points

Makhmud SadybekovNurgissa Yessirkegenov

A1 Journal Article in ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS

2013

A criterion strong solvability of Neumann-Tricomi problem in L2 space for Lavrent’ev-Bitsadze’s equation

Nurgissa YessirkegenovMakhmud Sadybekov

A4 Journal Article in MATHEMATICAL JOURNAL

On a problem for the wave equation with data on the whole boundary

Nurgissa Yessirkegenov

A4 Journal Article in BULLETIN OF AL-FARABI KAZAKH NATIONAL UNIVERSITY. SERIES OF MATHEMATICS, MECHANICS, INFORMATICS