Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 5914

003 - CONTROL NUMBER IDENTIFIER

• control field: TR-AnTOB

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20200606150547.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 010628|| azannbabn |a ana

010 ## - LIBRARY OF CONGRESS CONTROL NUMBER

• LC control number: sh2001002943

035 ## - SYSTEM CONTROL NUMBER

• System control number: (TR-AnTOB)5914

040 ## - CATALOGING SOURCE

• Original cataloging agency: DLC
• Language of cataloging: eng
• Transcribing agency: DLC
• Modifying agency: TR-AnTOB

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Fermat numbers

450 ## - SEE FROM TRACING--TOPICAL TERM

• Topical term or geographic name entry element: Fermat's numbers

450 ## - SEE FROM TRACING--TOPICAL TERM

• Topical term or geographic name entry element: Fermat sayıları

550 ## - SEE ALSO FROM TRACING--TOPICAL TERM

• Control subfield: g
• Topical term or geographic name entry element: Number theory

550 ## - SEE ALSO FROM TRACING--TOPICAL TERM

• Control subfield: g
• Topical term or geographic name entry element: Numbers, Prime

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: 2001042960: 17 lectures on Fermat numbers, 2001.

670 ## - SOURCE DATA FOUND

• Source citation: CRC concise encyc. math.
• Information found: (Fermat number: a binomial number of the form: Fn=2²n [n is superscript to the superscript 2] + 1 for n=0, 1, 2 ...; Fermat conjectured that all numbers of this form are primes, this is true for n=0 to 4, however n=5 is divisible by 641 and therefore not prime; it is unknown how many more primes exist)

670 ## - SOURCE DATA FOUND

• Source citation: Encyc. dict. math.:
• Information found: p. 1113, under Number theory (Elementary: Fermat numbers)

670 ## - SOURCE DATA FOUND

• Source citation: Eisenreich. Mathematik
• Information found: (Fermat['s] number)

670 ## - SOURCE DATA FOUND

• Source citation: McGraw-Hill dict. sci. tech.
• Information found: (Fermat numbers)

675 ## - SOURCE DATA NOT FOUND

• Source citation: Encyc. math;
• Source citation: Math. subj. classif.

688 ## - APPLICATION HISTORY NOTE

• Institution to which field applies: TR-AnTOB
• Application history note: Op 06.06.2020

750 ## - ESTABLISHED HEADING LINKING ENTRY--TOPICAL TERM

• Authority record control number or standard number: https://lccn.loc.gov/sh2001002943
• Source of heading or term: lcsh