GB710293A - Improved multiplication apparatus - Google Patents

Improved multiplication apparatus

Info

Publication number
GB710293A
GB710293A GB24508/51A GB2450851A GB710293A GB 710293 A GB710293 A GB 710293A GB 24508/51 A GB24508/51 A GB 24508/51A GB 2450851 A GB2450851 A GB 2450851A GB 710293 A GB710293 A GB 710293A
Authority
GB
United Kingdom
Prior art keywords
multiplier
totalizer
phase
relay
multiplicand
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
GB24508/51A
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.)
Compagnie des Machines Bull SA
Original Assignee
Compagnie des Machines Bull SA
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 Compagnie des Machines Bull SA filed Critical Compagnie des Machines Bull SA
Publication of GB710293A publication Critical patent/GB710293A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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.
    • G06F7/4915—Multiplying; Dividing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Cash Registers Or Receiving Machines (AREA)
GB24508/51A 1950-12-29 1951-10-19 Improved multiplication apparatus Expired GB710293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1030308T 1950-12-29

Publications (1)

Publication Number Publication Date
GB710293A true GB710293A (en) 1954-06-09

Family

ID=9582418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24508/51A Expired GB710293A (en) 1950-12-29 1951-10-19 Improved multiplication apparatus

Country Status (5)

Country Link
US (1) US2722375A (en:Method)
BE (1) BE506616A (en:Method)
FR (1) FR1030308A (en:Method)
GB (1) GB710293A (en:Method)
NL (2) NL159160B (en:Method)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245039A (en) * 1954-03-22 1966-04-05 Ibm Electronic data processing machine
NL198494A (en:Method) * 1954-07-01
BE542991A (en:Method) * 1954-11-22
NL202098A (en:Method) * 1954-11-23
GB819365A (en) * 1956-05-12 1959-09-02 Emi Ltd Improvements relating to apparatus for multiplying binary numbers
US3007632A (en) * 1957-06-25 1961-11-07 Royal Mcbee Corp Typewriter control of an internally cycling computer unit
US3076181A (en) * 1957-09-26 1963-01-29 Rca Corp Shifting apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB484150A (en) * 1935-10-28 1938-04-27 Charles Borel Improvements in or relating to multiplying machines
US2192599A (en) * 1935-12-21 1940-03-05 Ibm Multiplying machine
US2213565A (en) * 1936-09-04 1940-09-03 Ibm Multiplying machine
BE437366A (en:Method) * 1938-10-21
GB564423A (en) * 1943-03-02 1944-09-27 Ncr Co Improvements in or relating to multiplying machines

Also Published As

Publication number Publication date
NL159160B (nl)
FR1030308A (fr) 1953-06-11
US2722375A (en) 1955-11-01
NL83444C (en:Method)
BE506616A (en:Method)

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