FR1064732A - Calculatrice électronique à zéros codifiés - Google Patents

Calculatrice électronique à zéros codifiés

Info

Publication number
FR1064732A
FR1064732A FR1064732DA FR1064732A FR 1064732 A FR1064732 A FR 1064732A FR 1064732D A FR1064732D A FR 1064732DA FR 1064732 A FR1064732 A FR 1064732A
Authority
FR
France
Prior art keywords
electronic calculator
zeros
coded
coded zeros
calculator
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.)
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
Application granted granted Critical
Publication of FR1064732A publication Critical patent/FR1064732A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/491Computations with decimal numbers radix 12 or 20.
    • G06F7/492Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination
    • G06F7/493Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination the representation being the natural binary coded representation, i.e. 8421-code
    • G06F7/494Adding; Subtracting
    • G06F7/495Adding; Subtracting in digit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other

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)
FR1064732D 1952-07-02 1952-07-02 Calculatrice électronique à zéros codifiés Expired FR1064732A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1064732T 1952-07-02

Publications (1)

Publication Number Publication Date
FR1064732A true FR1064732A (fr) 1954-05-17

Family

ID=9601900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1064732D Expired FR1064732A (fr) 1952-07-02 1952-07-02 Calculatrice électronique à zéros codifiés

Country Status (1)

Country Link
FR (1) FR1064732A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112396A (en) * 1957-05-03 1963-11-26 Ibm Arithmetic circuitry

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112396A (en) * 1957-05-03 1963-11-26 Ibm Arithmetic circuitry

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