Class information for:
Level 1: HYERS ULAM STABILITY//HYERS ULAM RASSIAS STABILITY//GENERALIZED HYERS ULAM STABILITY

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
5045 1615 22.8 38%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2728 2751 HYERS ULAM STABILITY//HYERS ULAM RASSIAS STABILITY//GENERALIZED HYERS ULAM STABILITY

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 HYERS ULAM STABILITY Author keyword 841 93% 20% 317
2 HYERS ULAM RASSIAS STABILITY Author keyword 416 94% 9% 150
3 GENERALIZED HYERS ULAM STABILITY Author keyword 253 96% 5% 77
4 PEDAG EE Address 98 100% 2% 29
5 SECT MATH INFORMAT Address 94 85% 3% 50
6 QUADRATIC FUNCTIONAL EQUATION Author keyword 90 82% 3% 53
7 ADDITIVE FUNCTIONAL EQUATION Author keyword 85 100% 2% 26
8 CUBIC FUNCTIONAL EQUATION Author keyword 76 93% 2% 28
9 SUPERSTABILITY Author keyword 75 72% 4% 59
10 CENAA Address 49 79% 2% 31

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 HYERS ULAM STABILITY 841 93% 20% 317 Search HYERS+ULAM+STABILITY Search HYERS+ULAM+STABILITY
2 HYERS ULAM RASSIAS STABILITY 416 94% 9% 150 Search HYERS+ULAM+RASSIAS+STABILITY Search HYERS+ULAM+RASSIAS+STABILITY
3 GENERALIZED HYERS ULAM STABILITY 253 96% 5% 77 Search GENERALIZED+HYERS+ULAM+STABILITY Search GENERALIZED+HYERS+ULAM+STABILITY
4 QUADRATIC FUNCTIONAL EQUATION 90 82% 3% 53 Search QUADRATIC+FUNCTIONAL+EQUATION Search QUADRATIC+FUNCTIONAL+EQUATION
5 ADDITIVE FUNCTIONAL EQUATION 85 100% 2% 26 Search ADDITIVE+FUNCTIONAL+EQUATION Search ADDITIVE+FUNCTIONAL+EQUATION
6 CUBIC FUNCTIONAL EQUATION 76 93% 2% 28 Search CUBIC+FUNCTIONAL+EQUATION Search CUBIC+FUNCTIONAL+EQUATION
7 SUPERSTABILITY 75 72% 4% 59 Search SUPERSTABILITY Search SUPERSTABILITY
8 NON ARCHIMEDEAN NORMED SPACE 47 88% 1% 22 Search NON+ARCHIMEDEAN+NORMED+SPACE Search NON+ARCHIMEDEAN+NORMED+SPACE
9 CUBIC MAPPING 42 94% 1% 15 Search CUBIC+MAPPING Search CUBIC+MAPPING
10 RANDOM NORMED SPACE 38 86% 1% 19 Search RANDOM+NORMED+SPACE Search RANDOM+NORMED+SPACE

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 ULAM RASSIAS STABILITY 981 97% 17% 275
2 HYERS ULAM STABILITY 573 97% 10% 163
3 RASSIAS STABILITY 384 99% 5% 86
4 ADDITIVE MAPPINGS 337 96% 7% 108
5 APPROXIMATELY LINEAR MAPPINGS 242 97% 4% 68
6 APPROXIMATELY ADDITIVE MAPPINGS 182 98% 3% 47
7 ULAM 170 85% 6% 90
8 FUNCTIONAL EQUATION 165 67% 9% 150
9 FUNCTIONAL EQUATIONS 132 57% 10% 154
10 NORMED SPACES 91 56% 7% 111

Journals


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 AEQUATIONES MATHEMATICAE 10 16% 4% 60

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
On Some Recent Developments in Ulam's Type Stability 2012 28 134 88%
On the stability of functional equations and a problem of Ulam 2000 307 30 93%
Nonlinear L-Random Stability of an ACQ Functional Equation 2011 19 34 71%
Hyperstability and Superstability 2013 4 30 100%
On Ulam's Type Stability of the Linear Equation and Related Issues 2014 1 30 100%
Nonlinear Random Stability via Fixed-Point Method 2012 2 20 95%
On nonlinear stability in various random normed spaces 2011 2 21 81%
Comment on "Functional inequalities associated with Jordan-von Neumann type additive functional equations" 2012 0 7 100%
Fixed Point Theory and the Ulam Stability 2014 0 52 88%
On Gajda's type quadratic equation on a locally compact abelian group 2015 0 4 75%

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 PEDAG EE 98 100% 1.8% 29
2 SECT MATH INFORMAT 94 85% 3.1% 50
3 CENAA 49 79% 1.9% 31
4 MATH SECT 33 29% 6.0% 97
5 EXCELLENCE NONLINEAR ANAL PLICAT CENAA 11 78% 0.4% 7
6 PEDAGOG EE 8 100% 0.3% 5
7 TECH VOCAT TABRIZ 8 100% 0.3% 5
8 EXCELLENCE NONLINEAR ANAL PLICAT 6 80% 0.2% 4
9 FARIMAN BRANCH 4 75% 0.2% 3
10 COMP HACKING INFORMAT SECUR 4 56% 0.3% 5

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000251838 DALEMBERTS FUNCTIONAL EQUATION//SPECTRAL SYNTHESIS//WILSONS EQUATION
2 0.0000139441 SYST VNIISI//QUASI REPRESENTATION//VNIISI
3 0.0000138323 GOLAB SCHINZEL EQUATION//GOLAB SCHINZEL FUNCTIONAL EQUATION//UNIFORM CONVERGENCE THEOREM
4 0.0000108832 ISOMETRIC EXTENSION//TINGLEYS PROBLEM//ALEKSANDROV PROBLEM
5 0.0000106494 FLETTS MEAN VALUE THEOREM//STRICTLY CONVEX CURVE//PLANE CURVATURE
6 0.0000054838 HANKEL CONVOLUTION//HANKEL TRANSFORMATION//GENERALIZED RANDOM PROCESS
7 0.0000050129 ITERATIVE ROOT//ITERATIVE FUNCTIONAL EQUATION//ITERATION SEMIGROUP
8 0.0000047895 THE SHANNON ENTROPY//FUNCTIONAL EQUATION OF SUM FORM//M ENTROPY
9 0.0000046550 PARTIAL ALGEBRAS//HERMITIAN ALGEBRA//UNIQUE UNIFORM NORM PROPERTY
10 0.0000035988 REDUCED BODY//BIRKHOFF ORTHOGONALITY//ISOSCELES ORTHOGONALITY