Entry Topical Term

Number of records used in: 12

000 - LEADER

• fixed length control field: 01623nz 2200265n 4500

000 - LEADER

• fixed length control field: 1

001 - CONTROL NUMBER

• control field: 31657

003 - CONTROL NUMBER IDENTIFIER

• control field: P5A

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20221101114411.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 870225|| anannbab| |a ana |||||

010 ## - LIBRARY OF CONGRESS CONTROL NUMBER

• LC control number: sh 87001104

035 ## - SYSTEM CONTROL NUMBER

• System control number: oca02054169

040 ## - CATALOGING SOURCE

• Original cataloging agency: DLC
• Transcribing agency: DLC

053 ## - LC CLASSIFICATION NUMBER

• Classification number element-single number or beginning number of span: QA251

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Varieties (Universal algebra)

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: McKenzie, R. Algebras, lattices, varieties, 1987 : CIP galley, v. 1
• Information found: (in order to compare algebras, it is very useful to group them into varieties, which are classes defined by equations. Varieties can in turn be organized in various ways into lattices ... varieties themselves are elementary classes in the sense of logic ...)

670 ## - SOURCE DATA FOUND

• Source citation: Eisenreich, G. Mathematik, c1983
• Information found: (variety <UA> see equational class)

670 ## - SOURCE DATA FOUND

• Source citation: Math. subj. classif., 1985: p. S4
• Information found: (under General mathematical systems: 08Bxx Varieties)

670 ## - SOURCE DATA FOUND

• Source citation: Cohn, P.M. Universal algebra, c1981: p. 161
• Information found: (varieties, variety; classes of algebras ... may be completely described by identical relations. Such equational classes or varieties have many useful properties ...)

670 ## - SOURCE DATA FOUND

• Source citation: Burris, S. A course in universal algebra, c1981: p. 60, etc.
• Information found: (varieties, variety; a nonempty class of algebras is called a variety if it is closed under subalgebras, homomorphic images, and direct products)

675 ## - SOURCE DATA NOT FOUND

• Source citation: ASTI;
• Source citation: James math. dict.;
• Source citation: Encyc. dict. math.;
• Source citation: Web. 3;
• Source citation: McGraw-Hill dict. sci. tech.

950 ## -

• : g
• : Algebra, Universal