FR1077057A - Improvements to algebraic operators for electric calculators - Google Patents

Improvements to algebraic operators for electric calculators

Info

Publication number
FR1077057A
FR1077057A FR1077057DA FR1077057A FR 1077057 A FR1077057 A FR 1077057A FR 1077057D A FR1077057D A FR 1077057DA FR 1077057 A FR1077057 A FR 1077057A
Authority
FR
France
Prior art keywords
algebraic operators
electric calculators
calculators
electric
algebraic
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
French (fr)
Inventor
Maurice Guerin
Paul-Pierre Namian
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.)
Societe dElectronique et dAutomatisme SA
Original Assignee
Societe dElectronique et dAutomatisme 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 Societe dElectronique et dAutomatisme SA filed Critical Societe dElectronique et dAutomatisme SA
Application granted granted Critical
Publication of FR1077057A publication Critical patent/FR1077057A/en
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
    • G06F7/50—Adding; Subtracting
    • G06F7/504—Adding; Subtracting in bit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/3808—Details concerning the type of numbers or the way they are handled
    • G06F2207/3832—Less usual number representations
    • G06F2207/3836—One's complement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
FR1077057D 1953-03-19 1953-03-19 Improvements to algebraic operators for electric calculators Expired FR1077057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1077057T 1953-03-19

Publications (1)

Publication Number Publication Date
FR1077057A true FR1077057A (en) 1954-11-04

Family

ID=9607952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1077057D Expired FR1077057A (en) 1953-03-19 1953-03-19 Improvements to algebraic operators for electric calculators

Country Status (2)

Country Link
FR (1) FR1077057A (en)
GB (1) GB762693A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982472A (en) * 1955-05-02 1961-05-02 Harry D Huskey Binary digital computer with magnetic drum storage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982472A (en) * 1955-05-02 1961-05-02 Harry D Huskey Binary digital computer with magnetic drum storage

Also Published As

Publication number Publication date
GB762693A (en) 1956-12-05

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