UNICA IRIS Institutional Research Information System

GRAMTCHEV, TODOR VASSILEV
 Distribuzione geografica
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Continente #
EU - Europa 26.232
NA - Nord America 4.709
AS - Asia 682
SA - Sud America 38
AF - Africa 17
Continente sconosciuto - Info sul continente non disponibili 3
OC - Oceania 1
Totale 31.682
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Nazione #
IT - Italia 25.014
US - Stati Uniti d'America 4.703
UA - Ucraina 503
CN - Cina 344
SG - Singapore 293
SE - Svezia 258
GB - Regno Unito 143
FI - Finlandia 122
DE - Germania 91
FR - Francia 52
BR - Brasile 36
IN - India 17
BE - Belgio 13
DZ - Algeria 10
RU - Federazione Russa 10
HK - Hong Kong 7
VN - Vietnam 7
GR - Grecia 6
NL - Olanda 6
CA - Canada 5
ES - Italia 5
KR - Corea 4
AT - Austria 3
EU - Europa 3
JP - Giappone 3
MU - Mauritius 3
BG - Bulgaria 2
MA - Marocco 2
PH - Filippine 2
AE - Emirati Arabi Uniti 1
AU - Australia 1
DK - Danimarca 1
EG - Egitto 1
HR - Croazia 1
HU - Ungheria 1
IE - Irlanda 1
IQ - Iraq 1
IR - Iran 1
MX - Messico 1
NG - Nigeria 1
PK - Pakistan 1
UY - Uruguay 1
UZ - Uzbekistan 1
VE - Venezuela 1
Totale 31.682
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Città #
Cagliari 24.387
Chandler 615
Fairfield 549
Woodbridge 520
Uta 446
Ashburn 370
Houston 339
Ann Arbor 328
Jacksonville 267
Boardman 265
Wilmington 210
Seattle 209
Cambridge 183
Singapore 141
Nyköping 135
Santa Clara 79
Nanjing 75
Dearborn 60
Boston 56
Shanghai 51
Helsinki 46
Milan 33
Beijing 29
Los Angeles 29
San Diego 28
Hebei 24
Nanchang 24
Redwood City 22
Shenyang 21
Washington 21
Cedar Knolls 20
Verona 20
Changsha 19
Orange 18
Sassari 18
Jiaxing 14
Pune 13
Brussels 12
Guangzhou 12
Tianjin 12
Auburn Hills 8
Jinan 8
London 8
Zhengzhou 8
Mountain View 7
Norwalk 7
Taizhou 7
Dong Ket 6
Falls Church 6
Ningbo 6
Saint Petersburg 6
Hong Kong 5
Bari 4
Chongqing 4
Seoul 4
São Paulo 4
Toronto 4
Borås 3
Curitiba 3
Dammarie 3
Edinburgh 3
Hangzhou 3
Hefei 3
Madrid 3
Wuhan 3
Athens 2
Bolzano 2
Indiana 2
Makati 2
New York 2
Osaka 2
Phoenix 2
Sofia 2
Walnut 2
Amsterdam 1
Antwerp 1
Baotou 1
Bauru 1
Bell Gardens 1
Beverly Hills 1
Birmingham 1
Boca Raton 1
Boise 1
Bologna 1
Boynton Beach 1
Brasília 1
Brookline 1
Budapest 1
Cabriès 1
Campo Grande 1
Caracas 1
Chengdu 1
Chiswick 1
Copenhagen 1
Costa Mesa 1
Cotia 1
Dallas 1
Decatur 1
Diamantina 1
Djelfa 1
Totale 29.890
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Nome #
TYZ expansions for some rotation invariant Kähler metrics 1.893
On extinction phenomena for parabolic systems 1.615
Nonlinear estimates in anisotropic Gevrey spaces 1.263
Spaces of anisotropic ultradifferentiable functions and local solvability for semilinear partial differential equations 1.145
Scales of Banach spaces in inhomogeneous Gevrey classes 1.138
Singular asymptotic expansions and delta waves for Burgers' equation 1.021
Solvability and Newton's polyhedron geometry for classes of PDEs with multiple characteristics 1.007
Weyl asymptotics for tensor products of operators and Dirichlet divisors 948
Semilinear parabolic equations with singular initial data in anisotropic weighted spaces 907
Hypoellipticity and solvability in gelfand–shilov spaces for twisted laplacian type operators 693
TYZ expansion for the Kepler manifold 626
Hypoellipticity and Solvability in Gelfand-Shilov spcaes for twisted laplacian type operators 624
Decay estimates for solutions of nonlocal semilinear equations 555
Entire extensions and exponential decay for semilinear elliptic equations 543
Global solvability in functional spaces for smooth nonsingular vector fields in the plane 495
Global regularity and stability in $S$-spaces for classes of degnenerate Shubin operators 481
Globally bisingular elliptic operators 481
Perturbation of systems with nilpotent real part 471
Asymptotic Analysis of Diffraction Integrals in Gevrey Spaces 460
Cauchy problems for hyperbolic systems in $R^n$ with irregular principal symbol in time and for $|x|to infty $ 458
Cauchy problem for a class of nondiagonalizable hyperbolic systems 437
Global normal forms of perturbations of the harmonic oscillator 431
Exponential estimates and holomorphic extensions for semilinear elliptic pseudodifferential equations 426
Chapter 7 Cauchy problem for some 2×2 hyperbolic systems of pseudo-differential equations with nondiagonalisable principal part 406
Sub-exponential decay and uniform holomorphic extensions for semilinear pseudodifferential equations 406
The stationary phase method in Gevrey classes and Fourier integral operators on ultradistributions 402
Eigenfunction expansions in $R^n$ 397
Gevrey solvability for semilinear partial differential equations with multiple characteristics 382
Nekhoroshev type estimates for billiard ball maps 355
Proceedings of the International Conference on Partial Differential Equations and Applications Sofia, September 14-16, 2011 (In honor of 65-th Anniversary of Prof. Petar Popivanov) 350
Spectra of polynomials of the twisted Laplacian 343
Exponential Decay and Regularity for SG-Elliptic Operators with Polynomial Coefficients 332
On the critical index of Gevrey solvability for some linear partial differential equations 322
Semilinear hyperbolic systems and equations with singular initial data 307
Exponential estimates for oscillatory integrals with degenerate phase functions 303
Airy operators and singular oblique derivative diffractive boundary value problems 302
WKB analysis to global solvability and hypoellipticity 298
Super-exponential decay and holomorphic extensions for semilinear equations with polynomial coefficients 283
Nonlinear maps in spaces of distributions 282
Gelfand-Shilov spaces, pseudo-differential operators and localization operators 276
Anisotropic analytic--Gevrey regularity of solutions for a semilinear heat equation 270
Some note on Gevrey hypoellipticity and solvability on torus 267
An application of the analytic microlocal analysis to a class of differential operators of mixed type 266
Nonsolvability for differential operators with multiple complex characteristics 264
Spectral properties of the twisted bi-Laplacian 257
Evolution PDE with elliptic dissipative terms: critical index for singular initial data, self-similar solutions and analytic regularity 257
Rapidly convergent iteration method for simultaneous normal forms of commuting maps 255
Global properties in spaces of generalized functions on the torus for second order differential operators with variable coefficients 254
Fractional derivative estimates in Gevrey spaces, global regularity and decay for solutions to semilinear equations in $R^n$ 254
Compact solitary waves in linearly elastic chains with non-smooth on-site potential 251
On the $2$D Navier-Stokes equation with singular initial data and forcing term 246
Semilinear pseudo-differential equations and travelling waves 246
Classes of degenerate elliptic operators in Gelfand-Shilov spaces 246
Decay and regularity for harmonic oscillator-type equations 245
Powers of Mizohata type operators in Gevrey classes 242
Solvability for systems of singular partial differential equations in function spaces 232
Simultaneous reduction to normal forms of commuting singular vector fields with linear parts having Jordan blocks 232
Multidimensional Kuramoto-Sivashinsky type equations: singular initial data and analytic regularity 225
Normal forms of maps: formal and algebraic aspects 220
Sur un théorème de Cauchy-Kowalewski-Nagumo global dans des espaces de Gevrey projectifs 210
Perturbation of Systems with Nilpotent Real Part 210
Normal forms for commuting vector fields near a common fixed point 209
Partial Differential Equations. Approximate Solutions in Scales of Functional Spaces 209
Sharp analytic–Gevrey regularity estimates down to t = 0 for solutions to semilinear heat equations 206
Global in time solutions of evolution equations in scales of Banach function spaces in $Bbb R^n$ 196
Commuting vector fields with linear parts having Jordan blocks 191
Global Cauchy problems for hyperbolic systems with characteristics admitting superlinear growth for |x|→∞ 191
On the linearization of holomorphic vector fields in the Siegel domain with linear parts having nontrivial Jordan blocks 186
Perturbative methods in scales of Banach spaces: applications for Gevrey regularity of solutions to semilinear partial differential equations 180
Propagation of uniform Gevrey regularity of solutions to evolution equations 173
Biholomorphic maps with linear parts having Jordan blocks: linearization and resonance type phenomena 171
Perturbations of vector fields on tori: resonant normal forms and Diophantine phenomena 170
Gevrey class 170
On Levy type conditions for Local solvability in Sobolev spaces of operators with multiple characteristics 164
Global in time spatial analyticity of solutions to fractional Burgers' eauations 151
Pseudodifferential operators with generalized symbols and regularity theory 148
Totale 31.728
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Categoria #
all - tutte 50.876
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 50.876
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/2020532 0 0 0 0 0 0 0 0 0 142 170 220
2020/20215.686 418 259 381 897 697 908 526 511 181 340 418 150
2021/20221.818 151 149 145 162 134 150 104 101 183 155 168 216
2022/20233.709 247 384 344 378 254 386 150 733 251 205 217 160
2023/20243.837 262 180 224 432 492 503 352 233 190 361 310 298
2024/20253.638 897 910 561 304 267 245 220 66 128 40 0 0
Totale 31.728