Class information for:
Level 2: ALGEBRA UNIVERSALIS//NATURAL DUALITY//CONGRUENCE LATTICE

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
12 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE 1181119
149 3       COMPUTER SCIENCE, THEORY & METHODS//LECTURE NOTES IN COMPUTER SCIENCE//COMPUTER SCIENCE, SOFTWARE ENGINEERING 65076
2869 2             ALGEBRA UNIVERSALIS//NATURAL DUALITY//CONGRUENCE LATTICE 3135
13311 1                   ALGEBRA UNIVERSALIS//NATURAL DUALITY//FULL DUALITY 876
14625 1                   ALGEBRA UNIVERSALIS//CONGRUENCE LATTICE//SEMIMODULAR LATTICE 788
24390 1                   HYPERSUBSTITUTION//HYPERIDENTITY//NORMAL IDENTITY 336
25041 1                   PRECOMPLETE CLONES//CLONE LATTICE//UNIVERSAL CATEGORY 316
25646 1                   CIRCUIT GRAPH OF MATROID//GREEDOID//ANTIMATROID 298
26329 1                   OCKHAM ALGEBRA//KERNEL IDEAL//BOOLEAN FACTOR CONGRUENCES 279
27735 1                   MONOUNARY ALGEBRA//M GROUP//CYCLICALLY ORDERED GROUP 242

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ALGEBRA UNIVERSALIS journal 3780863 26% 46% 825
2 NATURAL DUALITY authKW 492780 2% 83% 59
3 CONGRUENCE LATTICE authKW 363969 1% 77% 47
4 OCKHAM ALGEBRA authKW 261692 1% 96% 27
5 CZECHOSLOVAK MATHEMATICAL JOURNAL journal 179595 6% 9% 202
6 SEMIMODULAR LATTICE authKW 177228 1% 77% 23
7 ORDER-A JOURNAL ON THE THEORY OF ORDERED SETS AND ITS APPLICATIONS journal 147838 4% 12% 121
8 QUASIVARIETY authKW 145909 1% 44% 33
9 MATHEMATICS WoSSC 134077 88% 1% 2764
10 SEMILATTICE authKW 123654 1% 31% 40

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Mathematics 134077 88% 1% 2764
2 Logic 14407 5% 1% 149
3 Mathematics, Applied 2889 13% 0% 412
4 Computer Science, Theory & Methods 319 3% 0% 108
5 COMPUTER APPLICATIONS & CYBERNETICS 174 0% 0% 7
6 Philosophy 48 1% 0% 27
7 Computer Science, Artificial Intelligence 43 2% 0% 51
8 Social Sciences, Mathematical Methods 37 1% 0% 18
9 Computer Science, Cybernetics 31 0% 0% 12
10 Statistics & Probability 22 1% 0% 38

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BOLYAI 88283 2% 11% 77
2 COMP SCI COMMUN UNIT 69526 1% 43% 16
3 ALGEBRA STOCHAST WISSENSBASIERTE MATH SYST 51691 0% 86% 6
4 DIGITAL AUTOMATA THEORY 100 40205 0% 100% 4
5 ALGEBRA 31443 3% 4% 81
6 ALGEBRA NUMBER THEORY 31267 1% 9% 35
7 MATHLMNO 30154 0% 100% 3
8 PL MATH ITI 30154 0% 100% 3
9 TTK ALGEBRA 30154 0% 100% 3
10 EDUARD CECH 27916 0% 56% 5

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ALGEBRA UNIVERSALIS 3780863 26% 46% 825
2 CZECHOSLOVAK MATHEMATICAL JOURNAL 179595 6% 9% 202
3 ORDER-A JOURNAL ON THE THEORY OF ORDERED SETS AND ITS APPLICATIONS 147838 4% 12% 121
4 ACTA SCIENTIARUM MATHEMATICARUM 75187 1% 16% 47
5 INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION 74255 3% 8% 90
6 SEMIGROUP FORUM 18480 2% 3% 66
7 JOURNAL OF MULTIPLE-VALUED LOGIC AND SOFT COMPUTING 16011 1% 5% 30
8 DISCRETE MATHEMATICS 12816 4% 1% 124
9 MATHEMATICA SLOVACA 11728 1% 4% 32
10 ZEITSCHRIFT FUR MATHEMATISCHE LOGIK UND GRUNDLAGEN DER MATHEMATIK 9746 1% 4% 22

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 NATURAL DUALITY 492780 2% 83% 59 Search NATURAL+DUALITY Search NATURAL+DUALITY
2 CONGRUENCE LATTICE 363969 1% 77% 47 Search CONGRUENCE+LATTICE Search CONGRUENCE+LATTICE
3 OCKHAM ALGEBRA 261692 1% 96% 27 Search OCKHAM+ALGEBRA Search OCKHAM+ALGEBRA
4 SEMIMODULAR LATTICE 177228 1% 77% 23 Search SEMIMODULAR+LATTICE Search SEMIMODULAR+LATTICE
5 QUASIVARIETY 145909 1% 44% 33 Search QUASIVARIETY Search QUASIVARIETY
6 SEMILATTICE 123654 1% 31% 40 Search SEMILATTICE Search SEMILATTICE
7 PRINCIPAL CONGRUENCE 113242 0% 87% 13 Search PRINCIPAL+CONGRUENCE Search PRINCIPAL+CONGRUENCE
8 FULL DUALITY 110565 0% 100% 11 Search FULL+DUALITY Search FULL+DUALITY
9 LATTICE 109700 4% 9% 122 Search LATTICE Search LATTICE
10 SUBDIRECTLY IRREDUCIBLE 108540 1% 60% 18 Search SUBDIRECTLY+IRREDUCIBLE Search SUBDIRECTLY+IRREDUCIBLE

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 2


rank cluster_id2 link
1 1846 MV ALGEBRA//LOGIC//EFFECT ALGEBRA
2 2106 SEMIGROUP FORUM//SOFT SET//SOFT SETS
3 2527 CONSTRAINTS//PROOF COMPLEXITY//BOUNDED ARITHMETIC
4 4214 SCATTERED SUBWORD//PARIKH MATRIX//SUBWORD
5 3505 HILBERTS TENTH PROBLEM//BUTLER GROUPS//TOTALLY PROJECTIVE GROUPS
6 1372 LOGIC//JOURNAL OF SYMBOLIC LOGIC//ANNALS OF PURE AND APPLIED LOGIC
7 4102 CHICAGO MERCANTILE EXCHANGE//PRIMUM//COSMIC SPHERE
8 856 TOPOLOGY AND ITS APPLICATIONS//MATHEMATICS//APPLIED CATEGORICAL STRUCTURES
9 1988 MONOMIAL IDEALS//NUMERICAL SEMIGROUP//EDGE IDEAL
10 2586 JOURNAL OF SYMBOLIC LOGIC//LOGIC//O MINIMALITY

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