Class information for:
Level 1: FRANKL PROBLEM//REGULAR BOUNDARY CONDITIONS//HILL OPERATORS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
17099 554 13.2 20%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2217 4340 INVERSE NODAL PROBLEM//STURM LIOUVILLE PROBLEMS//EIGENPARAMETER DEPENDENT BOUNDARY CONDITIONS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 FRANKL PROBLEM Author keyword 9 83% 1% 5
2 REGULAR BOUNDARY CONDITIONS Author keyword 9 83% 1% 5
3 HILL OPERATORS Author keyword 6 100% 1% 4
4 HILL OPERATOR Author keyword 5 54% 1% 7
5 BASIS PROPERTY Author keyword 5 55% 1% 6
6 LAVRENTEV BITSADZE EQUATION Author keyword 4 67% 1% 4
7 NOT STRONGLY REGULAR BOUNDARY CONDITIONS Author keyword 4 75% 1% 3
8 MATHIEU HILL OPERATOR Author keyword 3 100% 1% 3
9 BIRKHOFF REGULARITY Author keyword 3 60% 1% 3
10 EQUICONVERGENCE Author keyword 2 36% 1% 5

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class		 LCSH search Wikipedia search
1 FRANKL PROBLEM 9 83% 1% 5 Search FRANKL+PROBLEM Search FRANKL+PROBLEM
2 REGULAR BOUNDARY CONDITIONS 9 83% 1% 5 Search REGULAR+BOUNDARY+CONDITIONS Search REGULAR+BOUNDARY+CONDITIONS
3 HILL OPERATORS 6 100% 1% 4 Search HILL+OPERATORS Search HILL+OPERATORS
4 HILL OPERATOR 5 54% 1% 7 Search HILL+OPERATOR Search HILL+OPERATOR
5 BASIS PROPERTY 5 55% 1% 6 Search BASIS+PROPERTY Search BASIS+PROPERTY
6 LAVRENTEV BITSADZE EQUATION 4 67% 1% 4 Search LAVRENTEV+BITSADZE+EQUATION Search LAVRENTEV+BITSADZE+EQUATION
7 NOT STRONGLY REGULAR BOUNDARY CONDITIONS 4 75% 1% 3 Search NOT+STRONGLY+REGULAR+BOUNDARY+CONDITIONS Search NOT+STRONGLY+REGULAR+BOUNDARY+CONDITIONS
8 MATHIEU HILL OPERATOR 3 100% 1% 3 Search MATHIEU+HILL+OPERATOR Search MATHIEU+HILL+OPERATOR
9 BIRKHOFF REGULARITY 3 60% 1% 3 Search BIRKHOFF+REGULARITY Search BIRKHOFF+REGULARITY
10 EQUICONVERGENCE 2 36% 1% 5 Search EQUICONVERGENCE Search EQUICONVERGENCE

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 INSTABILITY ZONES 17 79% 2% 11
2 ZAKHAROV SHABAT SYSTEM 12 86% 1% 6
3 ROOT FUNCTIONS 11 65% 2% 11
4 EIGEN 6 80% 1% 4
5 1D DIRAC OPERATORS 3 100% 1% 3
6 CHARACTERISTIC DETERMINANT 3 100% 1% 3
7 HILL OPERATORS 3 100% 1% 3
8 REGULAR BOUNDARY CONDITIONS 3 100% 1% 3
9 DIRICHLET EIGENVALUES 3 42% 1% 5
10 ADJOINT HILLS OPERATORS 2 67% 0% 2

Journals

Reviews

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 ANAL DYNAM OPTIMIERUNG 2 67% 0.4% 2
2 FED ED FAK 1 50% 0.2% 1
3 MATH METHODS MODELING 1 50% 0.2% 1
4 ACIBADEM 0 25% 0.2% 1
5 TELECOMMUN GLOBAL INFORMAT SPACE 0 25% 0.2% 1
6 CHAIR ANAL 0 20% 0.2% 1
7 NAT PEDAGOG 0 100% 0.2% 1
8 SHYMKENT 0 100% 0.2% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000170767 BOUNDARY EIGENVALUE PROBLEMS//VLADIKAVKAZ SCI//STRONGLY REGULAR BOUNDARY CONDITIONS
2 0.0000125975 INVERSE NODAL PROBLEM//EIGENPARAMETER DEPENDENT BOUNDARY CONDITIONS//SPECTRAL SINGULARITIES
3 0.0000097994 AFFINE SYNTHESIS//REPRESENTATION SYSTEM//BEURLING MALLIAVIN DENSITY
4 0.0000060883 ABELIAN FUNCTIONS//ELLIPTIC SOLITONS//SIGMA FUNCTION
5 0.0000056332 INDEFINITE STURM LIOUVILLE PROBLEM//DEFINITIZABLE OPERATOR//KREIN SPACE
6 0.0000052690 FREDHOLM SOLVABILITY//NONLOCAL ELLIPTIC PROBLEM//METHOD OF SEPARATION VARIABLES
7 0.0000045975 CONCENTRATION DIFFUSION EQUATION//TRIADIC RESONANCE//ORR SOMMERFELD
8 0.0000033089 SCI TECH MGHILA//REGULARIZED TRACE//COMPLEX HERMITE POLYNOMIALS
9 0.0000032002 STAT MECH MATH PHYS//STAT MECH MATH PHYS THEORET CHEM//EIGENVALUE CROSSING
10 0.0000031338 KONTOROVICH LEBEDEV TRANSFORM//MEHLER FOCK TRANSFORM//INDEX TRANSFORMS