ATE6176T1 - Verfahren zum ermitteln eines numerischen rechenergebnisses in gleitkommadarstellung mit der anzahl der richtigen signifikativen ziffern und numerische recheneinrichtung zur durchfuehrung dieses verfahrens. - Google Patents

Verfahren zum ermitteln eines numerischen rechenergebnisses in gleitkommadarstellung mit der anzahl der richtigen signifikativen ziffern und numerische recheneinrichtung zur durchfuehrung dieses verfahrens.

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Publication number
ATE6176T1
ATE6176T1 AT80400545T AT80400545T ATE6176T1 AT E6176 T1 ATE6176 T1 AT E6176T1 AT 80400545 T AT80400545 T AT 80400545T AT 80400545 T AT80400545 T AT 80400545T AT E6176 T1 ATE6176 T1 AT E6176T1
Authority
AT
Austria
Prior art keywords
value
numerical calculation
result
mantissa
error information
Prior art date
Application number
AT80400545T
Other languages
German (de)
English (en)
Inventor
Jean Vignes
Vincent Ung
Original Assignee
Anvar Agence Nationale De Valorisation De La Recherche
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 Anvar Agence Nationale De Valorisation De La Recherche filed Critical Anvar Agence Nationale De Valorisation De La Recherche
Application granted granted Critical
Publication of ATE6176T1 publication Critical patent/ATE6176T1/de

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
    • G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49942—Significance control
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49942—Significance control
    • G06F7/49947—Rounding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
AT80400545T 1979-04-23 1980-04-22 Verfahren zum ermitteln eines numerischen rechenergebnisses in gleitkommadarstellung mit der anzahl der richtigen signifikativen ziffern und numerische recheneinrichtung zur durchfuehrung dieses verfahrens. ATE6176T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7910244A FR2455315B1 (fr) 1979-04-23 1979-04-23 Procede pour fournir un resultat de calcul numerique avec le nombre de chiffres significatifs exacts dans ce resultat et dispositif de calcul numerique mettant en oeuvre ce procede
EP80400545A EP0018298B1 (fr) 1979-04-23 1980-04-22 Procédé pour obtenir un résultat de calcul numérique en représentation au virgule flottante avec le nombre de chiffres significatifs exacts dans ce résultat et dispositif de calcul numérique mettant en oeuvre ce procédé

Publications (1)

Publication Number Publication Date
ATE6176T1 true ATE6176T1 (de) 1984-02-15

Family

ID=9224616

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80400545T ATE6176T1 (de) 1979-04-23 1980-04-22 Verfahren zum ermitteln eines numerischen rechenergebnisses in gleitkommadarstellung mit der anzahl der richtigen signifikativen ziffern und numerische recheneinrichtung zur durchfuehrung dieses verfahrens.

Country Status (6)

Country Link
US (1) US4386413A (enExample)
EP (1) EP0018298B1 (enExample)
JP (1) JPS5619143A (enExample)
AT (1) ATE6176T1 (enExample)
DE (1) DE3066464D1 (enExample)
FR (1) FR2455315B1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550362A1 (fr) * 1983-08-05 1985-02-08 Cazor Denis Automate de traitement des incertitudes dans les processeurs arithmetiques numeriques
JPS6043296A (ja) * 1983-08-17 1985-03-07 Mitsubishi Electric Corp 半導体記憶装置
JPS6125245A (ja) * 1984-07-12 1986-02-04 Nec Corp 丸め処理回路
JPS61256436A (ja) * 1985-05-10 1986-11-14 Hitachi Ltd 演算装置
JPH07104771B2 (ja) * 1985-05-10 1995-11-13 株式会社日立製作所 計算機
JPS6243781A (ja) * 1985-08-20 1987-02-25 Fanuc Ltd 画像処理装置
US4841437A (en) * 1985-09-18 1989-06-20 Lp Com System architecture for a test apparatus having primary and dependent processors
EP0312615B1 (en) * 1987-04-28 1996-11-20 Fujitsu Ten, Ltd. Method and apparatus for data transfer
JP2613223B2 (ja) * 1987-09-10 1997-05-21 株式会社日立製作所 演算装置
JPH073979B2 (ja) * 1987-09-14 1995-01-18 三菱電機株式会社 遠方監視制御システム
US7437729B2 (en) * 2003-04-23 2008-10-14 Micron Technology, Inc. Method for load balancing a loop of parallel processing elements
US7472392B2 (en) * 2003-04-23 2008-12-30 Micron Technology, Inc. Method for load balancing an n-dimensional array of parallel processing elements
US7448038B2 (en) * 2003-04-23 2008-11-04 Micron Technology, Inc. Method for using filtering to load balance a loop of parallel processing elements
US7437726B2 (en) * 2003-04-23 2008-10-14 Micron Technology, Inc. Method for rounding values for a plurality of parallel processing elements
US7430742B2 (en) * 2003-04-23 2008-09-30 Micron Technology, Inc. Method for load balancing a line of parallel processing elements

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49115743A (enExample) * 1973-03-09 1974-11-05
US4149261A (en) * 1976-03-19 1979-04-10 Canon Kabushiki Kaisha Computer having circuitry for rounding-off insignificant digits
US4110831A (en) * 1977-06-29 1978-08-29 International Business Machines Corporation Method and means for tracking digit significance in arithmetic operations executed on decimal computers

Also Published As

Publication number Publication date
EP0018298A1 (fr) 1980-10-29
FR2455315A1 (fr) 1980-11-21
JPS648856B2 (enExample) 1989-02-15
FR2455315B1 (fr) 1986-10-24
US4386413A (en) 1983-05-31
JPS5619143A (en) 1981-02-23
EP0018298B1 (fr) 1984-02-08
DE3066464D1 (en) 1984-03-15

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