FR2071798A5 - - Google Patents

Info

Publication number
FR2071798A5
FR2071798A5 FR7037888A FR7037888A FR2071798A5 FR 2071798 A5 FR2071798 A5 FR 2071798A5 FR 7037888 A FR7037888 A FR 7037888A FR 7037888 A FR7037888 A FR 7037888A FR 2071798 A5 FR2071798 A5 FR 2071798A5
Authority
FR
France
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
FR7037888A
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 FR2071798A5 publication Critical patent/FR2071798A5/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
    • G06F7/52—Multiplying; Dividing
    • G06F7/535—Dividing only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Document Processing Apparatus (AREA)
FR7037888A 1969-12-18 1970-10-13 Expired FR2071798A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88623669A 1969-12-18 1969-12-18

Publications (1)

Publication Number Publication Date
FR2071798A5 true FR2071798A5 (fr) 1971-09-17

Family

ID=25388674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7037888A Expired FR2071798A5 (fr) 1969-12-18 1970-10-13

Country Status (5)

Country Link
US (1) US3633018A (fr)
JP (1) JPS5229135B1 (fr)
DE (1) DE2058612A1 (fr)
FR (1) FR2071798A5 (fr)
GB (1) GB1310376A (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777132A (en) * 1972-02-23 1973-12-04 Burroughs Corp Method and apparatus for obtaining the reciprocal of a number and the quotient of two numbers
DE2224329A1 (de) * 1972-05-18 1973-11-29 Siemens Ag Rechner zur statischen teilbarkeitserkennung und division von zahlen n, die durch drei, sechs und neun teilbar sind
US3828175A (en) * 1972-10-30 1974-08-06 Amdahl Corp Method and apparatus for division employing table-lookup and functional iteration
US4025773A (en) * 1974-07-19 1977-05-24 Burroughs Corporation Enhanced apparatus for binary quotient, binary product, binary sum and binary difference generation
US4047011A (en) * 1974-07-19 1977-09-06 Burroughs Corporation Modular apparatus for binary quotient, binary product, binary sum and binary difference generation
US4011439A (en) * 1974-07-19 1977-03-08 Burroughs Corporation Modular apparatus for accelerated generation of a quotient of two binary numbers
JPS5633734A (en) * 1979-08-25 1981-04-04 Aisuke Katayama Divisor conversion type high-speed division system
US4414642A (en) * 1981-04-09 1983-11-08 Bell Telephone Laboratories, Incorporated Apparatus for generating the inverse of binary numbers
JPS57172444A (en) * 1981-04-15 1982-10-23 Hitachi Ltd Approximate quotient correcting circuit
US4481600A (en) * 1982-03-26 1984-11-06 Hitohisa Asai Apparatus for speeding up digital division in radix-2n machine
EP0096165B1 (fr) * 1982-06-15 1988-06-08 Kabushiki Kaisha Toshiba Appareil pour diviser les éléments d'un champ de Galois
DE3274164D1 (en) * 1982-12-23 1986-12-11 Ibm Method and apparatus for division operations
US4594680A (en) * 1983-05-04 1986-06-10 Sperry Corporation Apparatus for performing quadratic convergence division in a large data processing system
JPS60142738A (ja) * 1983-12-30 1985-07-27 Hitachi Ltd 内挿近似を使用する除算装置
US4823301A (en) * 1987-10-22 1989-04-18 Tektronix, Inc. Method and circuit for computing reciprocals
JPH02156328A (ja) * 1988-12-08 1990-06-15 Toshiba Corp 逆数回路
US5249149A (en) * 1989-01-13 1993-09-28 International Business Machines Corporation Method and apparatus for performining floating point division
JPH0831029B2 (ja) * 1989-07-11 1996-03-27 日本電気株式会社 除算用近似逆数生成装置
US5825681A (en) * 1996-01-24 1998-10-20 Alliance Semiconductor Corporation Divider/multiplier circuit having high precision mode
US6128639A (en) * 1996-06-28 2000-10-03 Cray Research, Inc. Array address and loop alignment calculations
US6134574A (en) * 1998-05-08 2000-10-17 Advanced Micro Devices, Inc. Method and apparatus for achieving higher frequencies of exactly rounded results
US6223198B1 (en) 1998-08-14 2001-04-24 Advanced Micro Devices, Inc. Method and apparatus for multi-function arithmetic
US6269384B1 (en) 1998-03-27 2001-07-31 Advanced Micro Devices, Inc. Method and apparatus for rounding and normalizing results within a multiplier
US6115732A (en) * 1998-05-08 2000-09-05 Advanced Micro Devices, Inc. Method and apparatus for compressing intermediate products
US6115733A (en) * 1997-10-23 2000-09-05 Advanced Micro Devices, Inc. Method and apparatus for calculating reciprocals and reciprocal square roots
US6144980A (en) * 1998-01-28 2000-11-07 Advanced Micro Devices, Inc. Method and apparatus for performing multiple types of multiplication including signed and unsigned multiplication
US6393554B1 (en) 1998-01-28 2002-05-21 Advanced Micro Devices, Inc. Method and apparatus for performing vector and scalar multiplication and calculating rounded products
US20060129624A1 (en) * 2004-12-09 2006-06-15 Abdallah Mohammad A Method and apparatus for performing a divide instruction
US20070083586A1 (en) * 2005-10-12 2007-04-12 Jianjun Luo System and method for optimized reciprocal operations
US8681973B2 (en) * 2010-09-15 2014-03-25 At&T Intellectual Property I, L.P. Methods, systems, and computer program products for performing homomorphic encryption and decryption on individual operations

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234369A (en) * 1961-12-13 1966-02-08 Ibm Square root device employing converging approximations
US3508038A (en) * 1966-08-30 1970-04-21 Ibm Multiplying apparatus for performing division using successive approximate reciprocals of a divisor

Also Published As

Publication number Publication date
JPS5229135B1 (fr) 1977-07-30
DE2058612A1 (de) 1971-06-24
GB1310376A (en) 1973-03-21
US3633018A (en) 1972-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse