FR1086949A - Dispositif accumulateur à changement de signe - Google Patents

Dispositif accumulateur à changement de signe

Info

Publication number
FR1086949A
FR1086949A FR1086949DA FR1086949A FR 1086949 A FR1086949 A FR 1086949A FR 1086949D A FR1086949D A FR 1086949DA FR 1086949 A FR1086949 A FR 1086949A
Authority
FR
France
Prior art keywords
sign
change
accumulator device
accumulator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1086949A publication Critical patent/FR1086949A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4981—Adding; Subtracting

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
FR1086949D 1952-08-29 1953-08-27 Dispositif accumulateur à changement de signe Expired FR1086949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US306983A US2829830A (en) 1952-08-29 1952-08-29 Self complementing accumulating machine

Publications (1)

Publication Number Publication Date
FR1086949A true FR1086949A (fr) 1955-02-17

Family

ID=23187746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1086949D Expired FR1086949A (fr) 1952-08-29 1953-08-27 Dispositif accumulateur à changement de signe

Country Status (5)

Country Link
US (1) US2829830A (fr)
CH (1) CH312449A (fr)
FR (1) FR1086949A (fr)
GB (1) GB735750A (fr)
NL (1) NL180881B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919855A (en) * 1956-04-13 1960-01-05 Ncr Co Reversible electronic accumulators

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81653C (fr) * 1949-04-14

Also Published As

Publication number Publication date
GB735750A (en) 1955-08-24
US2829830A (en) 1958-04-08
CH312449A (fr) 1955-12-31
NL180881B (nl)

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