FR1122996A - Système de multiplication électronique - Google Patents

Système de multiplication électronique

Info

Publication number
FR1122996A
FR1122996A FR1122996DA FR1122996A FR 1122996 A FR1122996 A FR 1122996A FR 1122996D A FR1122996D A FR 1122996DA FR 1122996 A FR1122996 A FR 1122996A
Authority
FR
France
Prior art keywords
multiplication system
electronic multiplication
electronic
multiplication
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 FR1122996A publication Critical patent/FR1122996A/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
    • G06F7/4983—Multiplying; Dividing
    • G06F7/4988—Multiplying; Dividing by table look-up
    • 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
    • G06F7/4983—Multiplying; Dividing

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)
  • Complex Calculations (AREA)
  • Photoreceptors In Electrophotography (AREA)
FR1122996D 1954-01-15 1955-01-11 Système de multiplication électronique Expired FR1122996A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US404157A US2895672A (en) 1954-01-15 1954-01-15 Electronic multiplying system

Publications (1)

Publication Number Publication Date
FR1122996A true FR1122996A (fr) 1956-09-14

Family

ID=23598398

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1122996D Expired FR1122996A (fr) 1954-01-15 1955-01-11 Système de multiplication électronique

Country Status (4)

Country Link
US (1) US2895672A (fr)
DE (1) DE1051030B (fr)
FR (1) FR1122996A (fr)
GB (1) GB767708A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE542991A (fr) * 1954-11-22
US3034721A (en) * 1956-06-06 1962-05-15 Buchungemaschinenwerk Karl Mar Electronic multiplying arrangement in combination with a mechanically actuated bookkeeping machine
US2965297A (en) * 1957-08-08 1960-12-20 Burroughs Corp Floating point arithmetic comparison circuit
US3062440A (en) * 1957-12-18 1962-11-06 Ibm Multistable magnetic core accumulator
US3057554A (en) * 1958-12-22 1962-10-09 Hobart Mfg Co Scales
US3017095A (en) * 1959-05-15 1962-01-16 Grundig Max Electric multiplying arrangement
US3085747A (en) * 1959-06-30 1963-04-16 Ibm Asynchronous multiplier
NL263156A (fr) * 1960-04-05
US3361898A (en) * 1965-04-16 1968-01-02 Burroughs Corp Multiplying system
DE2649936C2 (de) * 1976-10-30 1982-09-16 Kinkel, Horst, Dr.-Ing., 6078 Neu-Isenburg Behälter aus Stahlbeton und Verfahren zur Errichtung desselben

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE437366A (fr) * 1938-10-21
GB578041A (en) * 1941-05-10 1946-06-13 Standard Telephones Cables Ltd Improvements in or relating to electrically operated calculating equipment
US2409689A (en) * 1942-11-02 1946-10-22 Rca Corp Electronic computing device
US2404047A (en) * 1943-01-21 1946-07-16 Rca Corp Electronic computing device
US2442428A (en) * 1943-12-27 1948-06-01 Ncr Co Calculating device
US2521788A (en) * 1945-03-01 1950-09-12 Rca Corp Electronic counter
NL75747C (fr) * 1945-09-27
US2575331A (en) * 1945-10-18 1951-11-20 Ncr Co Electronic multiplying device
US2490362A (en) * 1945-12-21 1949-12-06 Ibm Record controlled calculating machine
BE476875A (fr) * 1946-10-22
NL148455B (nl) * 1948-09-03 Tech Electr Jarret T E J Elektrische machine met variabele reluctantie.

Also Published As

Publication number Publication date
GB767708A (en) 1957-02-06
DE1051030B (de) 1959-02-19
US2895672A (en) 1959-07-21

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