Class information for:
Level 1: EXCHANGE RING//STRONGLY CLEAN RING//CLEAN RINGS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
15933 615 13.5 44%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
627 13154 COMMUNICATIONS IN ALGEBRA//JOURNAL OF ALGEBRA//EXCHANGE RING

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 EXCHANGE RING Author keyword 178 94% 10% 63
2 STRONGLY CLEAN RING Author keyword 73 96% 4% 23
3 CLEAN RINGS Author keyword 44 88% 3% 21
4 CLEAN RING Author keyword 39 74% 5% 29
5 SUMS OF UNITS Author keyword 26 100% 2% 11
6 STABLE RANGE ONE Author keyword 26 87% 2% 13
7 EXCHANGE RINGS Author keyword 25 77% 3% 17
8 DIAGONAL REDUCTION Author keyword 24 91% 2% 10
9 STRONGLY PI REGULAR RING Author keyword 24 91% 2% 10
10 UNIQUELY CLEAN RING Author keyword 18 89% 1% 8

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 EXCHANGE RING 178 94% 10% 63 Search EXCHANGE+RING Search EXCHANGE+RING
2 STRONGLY CLEAN RING 73 96% 4% 23 Search STRONGLY+CLEAN+RING Search STRONGLY+CLEAN+RING
3 CLEAN RINGS 44 88% 3% 21 Search CLEAN+RINGS Search CLEAN+RINGS
4 CLEAN RING 39 74% 5% 29 Search CLEAN+RING Search CLEAN+RING
5 SUMS OF UNITS 26 100% 2% 11 Search SUMS+OF+UNITS Search SUMS+OF+UNITS
6 STABLE RANGE ONE 26 87% 2% 13 Search STABLE+RANGE+ONE Search STABLE+RANGE+ONE
7 EXCHANGE RINGS 25 77% 3% 17 Search EXCHANGE+RINGS Search EXCHANGE+RINGS
8 DIAGONAL REDUCTION 24 91% 2% 10 Search DIAGONAL+REDUCTION Search DIAGONAL+REDUCTION
9 STRONGLY PI REGULAR RING 24 91% 2% 10 Search STRONGLY+PI+REGULAR+RING Search STRONGLY+PI+REGULAR+RING
10 UNIQUELY CLEAN RING 18 89% 1% 8 Search UNIQUELY+CLEAN+RING Search UNIQUELY+CLEAN+RING

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 EXCHANGE RINGS 166 73% 21% 127
2 STABLE RANGE ONE 69 93% 4% 26
3 REGULAR RINGS 41 43% 12% 72
4 PI REGULAR RINGS 31 82% 3% 18
5 IDEMPOTENTS 20 25% 11% 67
6 PROJECTIVE MODULES 13 21% 9% 55
7 DISTINCT UNITS 12 86% 1% 6
8 SEPARATIVE CANCELLATION 12 86% 1% 6
9 STRONGLY CLEAN MATRIX 11 100% 1% 6
10 CLEAN RINGS 11 78% 1% 7

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 HL WILKES HONORS 3 45% 0.8% 5
2 ANAL COMPUTAT NUMBER THEORY 1 15% 1.1% 7
3 MATH PH D PROGRAM 0 33% 0.2% 1
4 MATH ANGEW INFORMAT 0 14% 0.3% 2
5 COLD ARID REG ENGN ENVIRONM 0 25% 0.2% 1
6 MATH LOG GRUNDLAGEN MATH 0 25% 0.2% 1
7 OPTIMISAT DISCRETE MATH MATH B 0 20% 0.2% 1
8 ANAL COMPUTAT NUMBER THEORY MATH A 0 17% 0.2% 1
9 SECT THEORY COMP SCI 0 17% 0.2% 1
10 ECON SOCIAL SCI FEZ 0 100% 0.2% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000267215 ARMENDARIZ RING//ARMENDARIZ RINGS//SKEW GENERALIZED POWER SERIES RING
2 0.0000225456 FIRM MODULES//MORITA LIKE EQUIVALENCE//NONUNITAL RINGS
3 0.0000181390 LIFTING MODULE//EXTENDING MODULE//CS MODULE
4 0.0000153404 KRULL SCHMIDT THEOREM//DEDEKIND LIKE RING//PRUFER MODULES
5 0.0000127356 CONGRUENCE PRESERVING EXTENSION//SEMIMODULAR LATTICE//CONGRUENCE LATTICE
6 0.0000091303 BIFRAME//SIGMA FRAME//LOCALE
7 0.0000076471 LOGARITHMIC RESIDUE//REAL ELEMENTS//STRONGLY REAL ELEMENT
8 0.0000074313 CUNTZ SEMIGROUP//E THEORY//JIANG SU ALGEBRA
9 0.0000060542 QUASI PERMUTATION REPRESENTATIONS//LOCAL MULTIPLIER ALGEBRA//QUASI PERMUTATION
10 0.0000058024 STRUCTURAL MATRIX RING//COVERS OF GROUPS//N HOMOMORPHISM