Class information for:
Level 1: HAMILTONIAN SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS//REDUNDANT CONDITIONS//FUNCTIONAL DIFFERENTIAL EQUATION OF HYPERBOLIC TYPE

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
14 4 MATHEMATICS//MATHEMATICS, APPLIED//MATH 912822
199 3       MATHEMATICS, APPLIED//FIXED POINT//MATHEMATICS 52882
771 2             POSITIVE SOLUTION//FIXED POINT THEOREM//FRACTIONAL DIFFERENTIAL EQUATIONS 12654
30118 1                   HAMILTONIAN SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS//REDUNDANT CONDITIONS//FUNCTIONAL DIFFERENTIAL EQUATION OF HYPERBOLIC TYPE 190

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HAMILTONIAN SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS authKW 829392 3% 100% 5
2 REDUNDANT CONDITIONS authKW 663514 2% 100% 4
3 FUNCTIONAL DIFFERENTIAL EQUATION OF HYPERBOLIC TYPE authKW 497635 2% 100% 3
4 NONLINEAR SELF ADJOINT EIGENVALUE PROBLEM authKW 497635 2% 100% 3
5 ADDITIONAL NONLOCAL CONDITIONS authKW 331757 1% 100% 2
6 FOURTH ORDER LINEAR HYPERBOLIC EQUATION authKW 331757 1% 100% 2
7 HEREDITARY STRUCTURES authKW 331757 1% 100% 2
8 NICOLETTI PROBLEM authKW 331757 1% 100% 2
9 NUMERICAL METHOD FOR DETERMINING THE NUMBER OF EIGENVALUES authKW 331757 1% 100% 2
10 SOLUTIONS IN THE SENSE OF CARATHEODORY authKW 331757 1% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Mathematics 7305 84% 0% 159
2 Mathematics, Applied 3650 55% 0% 104
3 Physics, Mathematical 269 11% 0% 21
4 Multidisciplinary Sciences 4 1% 0% 2
5 Statistics & Probability 1 1% 0% 2
6 Computer Science, Interdisciplinary Applications 0 1% 0% 2
7 Mechanics 0 2% 0% 3
8 Computer Science, Software Engineering 0 1% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DZHAVAKHISHVILI TBILISI STATE UNIV 165878 1% 100% 1
2 RUSSIA PL STUDIES 165878 1% 100% 1
3 EDUC EXACT NAT SCI 132700 1% 40% 2
4 NUMER MATH PROGRAMMING 82938 1% 50% 1
5 POLYTECH BRANCH 82938 1% 50% 1
6 DORODNICYN COMP 56520 8% 2% 15
7 MATH MATH SIMULAT 55291 1% 33% 1
8 DORODNITSYN COMP 39113 3% 5% 5
9 MATH MATH MODELING 36858 1% 11% 2
10 MATH MODELING 23472 5% 2% 9

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DIFFERENTIAL EQUATIONS 31169 14% 1% 27
2 COMPUTATIONAL MATHEMATICS AND MATHEMATICAL PHYSICS 30925 10% 1% 19
3 NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS 12256 16% 0% 30
4 UKRAINIAN MATHEMATICAL JOURNAL 10261 4% 1% 8
5 GEORGIAN MATHEMATICAL JOURNAL 5290 2% 1% 4
6 JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 3726 12% 0% 22
7 ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS 3281 4% 0% 8
8 NONLINEAR OSCILLATIONS 1927 1% 1% 1
9 MATHEMATICAL NOTES 1580 4% 0% 7
10 DOKLADY MATHEMATICS 1301 3% 0% 5

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HAMILTONIAN SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS 829392 3% 100% 5 Search HAMILTONIAN+SYSTEM+OF+ORDINARY+DIFFERENTIAL+EQUATIONS Search HAMILTONIAN+SYSTEM+OF+ORDINARY+DIFFERENTIAL+EQUATIONS
2 REDUNDANT CONDITIONS 663514 2% 100% 4 Search REDUNDANT+CONDITIONS Search REDUNDANT+CONDITIONS
3 FUNCTIONAL DIFFERENTIAL EQUATION OF HYPERBOLIC TYPE 497635 2% 100% 3 Search FUNCTIONAL+DIFFERENTIAL+EQUATION+OF+HYPERBOLIC+TYPE Search FUNCTIONAL+DIFFERENTIAL+EQUATION+OF+HYPERBOLIC+TYPE
4 NONLINEAR SELF ADJOINT EIGENVALUE PROBLEM 497635 2% 100% 3 Search NONLINEAR+SELF+ADJOINT+EIGENVALUE+PROBLEM Search NONLINEAR+SELF+ADJOINT+EIGENVALUE+PROBLEM
5 ADDITIONAL NONLOCAL CONDITIONS 331757 1% 100% 2 Search ADDITIONAL+NONLOCAL+CONDITIONS Search ADDITIONAL+NONLOCAL+CONDITIONS
6 FOURTH ORDER LINEAR HYPERBOLIC EQUATION 331757 1% 100% 2 Search FOURTH+ORDER+LINEAR+HYPERBOLIC+EQUATION Search FOURTH+ORDER+LINEAR+HYPERBOLIC+EQUATION
7 HEREDITARY STRUCTURES 331757 1% 100% 2 Search HEREDITARY+STRUCTURES Search HEREDITARY+STRUCTURES
8 NICOLETTI PROBLEM 331757 1% 100% 2 Search NICOLETTI+PROBLEM Search NICOLETTI+PROBLEM
9 NUMERICAL METHOD FOR DETERMINING THE NUMBER OF EIGENVALUES 331757 1% 100% 2 Search NUMERICAL+METHOD+FOR+DETERMINING+THE+NUMBER+OF+EIGENVALUES Search NUMERICAL+METHOD+FOR+DETERMINING+THE+NUMBER+OF+EIGENVALUES
10 SOLUTIONS IN THE SENSE OF CARATHEODORY 331757 1% 100% 2 Search SOLUTIONS+IN+THE+SENSE+OF+CARATHEODORY Search SOLUTIONS+IN+THE+SENSE+OF+CARATHEODORY

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 25711 STEP METHOD//PICARD OPERATOR//FIBRE CONTRACTION PRINCIPLE
2 27638 BUFFER PHENOMENON//RELAXATION CYCLE//BUFFER PROPERTY
3 37636 PL MATH AUTOMAT//STERLITAMAK STATE PEDAG//KABARDINO BALKAR SCI
4 19398 QUASI PERIODIC SOLUTIONS//INFINITE DIMENSIONAL HAMILTONIAN SYSTEMS//KAM FOR PDES
5 14606 REPRODUCING KERNEL SPACE//NONLOCAL BOUNDARY CONDITIONS//REPRODUCING KERNEL METHOD
6 30692 KELVIN VOIGT FLUID//GENERALIZED SHOWALTER SIDOROV PROBLEM//EQUATION OF SOBOLEV TYPE
7 10975 MONOTONE ITERATIVE TECHNIQUE//IMPULSIVE DIFFERENTIAL EQUATIONS//IMPULSIVE INTEGRO DIFFERENTIAL EQUATION
8 28266 THERMISTOR PROBLEM//TRESCA LAW//NON LOCAL PARABOLIC PROBLEMS
9 26926 NONLINEAR MIXED EQUATIONS//TRICOMI PROBLEM//PARABOLIC DEGENERACY
10 11834 UNKNOWN SOURCE//INVERSE SOURCE PROBLEM//UNKNOWN COEFFICIENTS

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