FR1241087A - Perfectionnements aux machines à calculer arithmétiques - Google Patents

Perfectionnements aux machines à calculer arithmétiques

Info

Publication number
FR1241087A
FR1241087A FR811305A FR811305A FR1241087A FR 1241087 A FR1241087 A FR 1241087A FR 811305 A FR811305 A FR 811305A FR 811305 A FR811305 A FR 811305A FR 1241087 A FR1241087 A FR 1241087A
Authority
FR
France
Prior art keywords
calculating machines
arithmetic calculating
arithmetic
machines
calculating
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
FR811305A
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.)
Metropolitan Vickers Electrical Co Ltd
Original Assignee
Metropolitan Vickers Electrical Co Ltd
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 Metropolitan Vickers Electrical Co Ltd filed Critical Metropolitan Vickers Electrical Co Ltd
Application granted granted Critical
Publication of FR1241087A publication Critical patent/FR1241087A/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
    • G06F7/50—Adding; Subtracting
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G06F7/5052—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination using carry completion detection, either over all stages or at sample stages only

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)
  • Hardware Redundancy (AREA)
FR811305A 1958-11-26 1959-11-26 Perfectionnements aux machines à calculer arithmétiques Expired FR1241087A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3819358A GB909441A (en) 1958-11-26 1958-11-26 Improvements relating to digital computers

Publications (1)

Publication Number Publication Date
FR1241087A true FR1241087A (fr) 1960-09-09

Family

ID=10401857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811305A Expired FR1241087A (fr) 1958-11-26 1959-11-26 Perfectionnements aux machines à calculer arithmétiques

Country Status (2)

Country Link
FR (1) FR1241087A (fr)
GB (1) GB909441A (fr)

Also Published As

Publication number Publication date
GB909441A (en) 1962-10-31

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