DE3789601T2 - Elektronische Datenverarbeitungsanlage zur Manipulation von algebraischen Formeln. - Google Patents

Elektronische Datenverarbeitungsanlage zur Manipulation von algebraischen Formeln.

Info

Publication number
DE3789601T2
DE3789601T2 DE3789601T DE3789601T DE3789601T2 DE 3789601 T2 DE3789601 T2 DE 3789601T2 DE 3789601 T DE3789601 T DE 3789601T DE 3789601 T DE3789601 T DE 3789601T DE 3789601 T2 DE3789601 T2 DE 3789601T2
Authority
DE
Germany
Prior art keywords
manipulating
data processing
processing system
electronic data
algebraic formulas
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 - Fee Related
Application number
DE3789601T
Other languages
English (en)
Other versions
DE3789601D1 (de
Inventor
Charles M Patton
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE3789601D1 publication Critical patent/DE3789601D1/de
Publication of DE3789601T2 publication Critical patent/DE3789601T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
DE3789601T 1986-10-27 1987-10-26 Elektronische Datenverarbeitungsanlage zur Manipulation von algebraischen Formeln. Expired - Fee Related DE3789601T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/923,921 US4852057A (en) 1986-10-27 1986-10-27 Algebraic expression manipulation method and implementation for an electronic data processing apparatus

Publications (2)

Publication Number Publication Date
DE3789601D1 DE3789601D1 (de) 1994-05-19
DE3789601T2 true DE3789601T2 (de) 1994-11-03

Family

ID=25449473

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789601T Expired - Fee Related DE3789601T2 (de) 1986-10-27 1987-10-26 Elektronische Datenverarbeitungsanlage zur Manipulation von algebraischen Formeln.

Country Status (5)

Country Link
US (1) US4852057A (de)
EP (1) EP0266145B1 (de)
JP (1) JP3142276B2 (de)
DE (1) DE3789601T2 (de)
HK (1) HK23995A (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245559A (en) * 1983-01-21 1993-09-14 The Laitram Corporation Portable computer with large screen display
US5289394A (en) * 1983-05-11 1994-02-22 The Laitram Corporation Pocket computer for word processing
US5111426A (en) * 1989-03-23 1992-05-05 Bergstresser Sr Arthur R Instructional device and method thereof
US5189633A (en) * 1990-01-12 1993-02-23 Bonadio Allan R Apparatus and method for interactively manipulating mathematical equations
US5067102A (en) * 1990-01-31 1991-11-19 Hewlett-Packard Company Method and apparatus for displaying and editing mathematical expressions in textbook format
JP2815261B2 (ja) * 1992-01-29 1998-10-27 シャープ株式会社 複素数計算機能付き電子機器
US5586060A (en) * 1993-06-25 1996-12-17 Sharp Kabushiki Kaisha Compact electronic equipment having a statistical function
US5469538A (en) * 1994-03-02 1995-11-21 Mathsoft, Inc. Mathematical document editor and method performing live symbolic calculations for use with an electronic book
US5526475A (en) * 1994-03-02 1996-06-11 Mathsoft, Inc. Method for live symbolic calculations in a mathematical document editor
US5479344A (en) * 1994-05-26 1995-12-26 Impact Technologies Group, Inc. Insurance computation display
JPH10289211A (ja) * 1997-04-14 1998-10-27 Sharp Corp 小型電子機器
US7035885B2 (en) * 2000-03-09 2006-04-25 Kulak John A Machinist calculating apparatus
US20030041078A1 (en) * 2001-08-24 2003-02-27 Child J. Douglas Interactive object transformation based expert system for symbolic mathematics on a handheld device
US6956560B2 (en) * 2001-08-24 2005-10-18 Texas Instruments Incorporated Selection of mathematical objects from the history screen on a handheld device
US6874005B2 (en) * 2001-12-28 2005-03-29 Texas Instruments Incorporated Subexpression selection of expression represented in contiguous tokenized polish representation
US7475100B2 (en) * 2003-02-26 2009-01-06 Kinpo Electronics, Inc. Calculating device capable of displaying constants and method thereof
US7421461B2 (en) * 2004-01-16 2008-09-02 Prokop Christopher A Pipe reference and calculating device
US7966499B2 (en) * 2004-01-28 2011-06-21 Irdeto Canada Corporation System and method for obscuring bit-wise and two's complement integer computations in software
US8190406B2 (en) * 2008-11-26 2012-05-29 Microsoft Corporation Hybrid solver for data-driven analytics
CN113268960B (zh) * 2021-05-26 2024-04-19 北京北大方正电子有限公司 公式处理方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518629A (en) * 1964-02-06 1970-06-30 Computron Corp Recirculating memory timing
US3839630A (en) * 1971-12-27 1974-10-01 Hewlett Packard Co Programmable calculator employing algebraic language
JPS54148345A (en) * 1978-05-13 1979-11-20 Sharp Corp Electronic computer
JPS57109031A (en) * 1980-12-26 1982-07-07 Sharp Corp Input equipment
JPS5843050A (ja) * 1981-09-08 1983-03-12 Casio Comput Co Ltd 電子公式辞典
JPS5886656A (ja) * 1981-11-18 1983-05-24 Sharp Corp 電子式計算機
US4698784A (en) * 1984-01-06 1987-10-06 Hewlett-Packard Company Syntactic device for chain calculations
JPS60193066A (ja) * 1984-03-13 1985-10-01 Sharp Corp 電子式計算機

Also Published As

Publication number Publication date
JP3142276B2 (ja) 2001-03-07
EP0266145A3 (en) 1990-04-18
JPS63109562A (ja) 1988-05-14
US4852057A (en) 1989-07-25
HK23995A (en) 1995-03-03
EP0266145A2 (de) 1988-05-04
EP0266145B1 (de) 1994-04-13
DE3789601D1 (de) 1994-05-19

Similar Documents

Publication Publication Date Title
DE3789601D1 (de) Elektronische Datenverarbeitungsanlage zur Manipulation von algebraischen Formeln.
DE3778558D1 (de) Datenverarbeitungsgeraet.
DE3789122T2 (de) Datenverarbeitungsvorrichtung.
DE3780977D1 (de) Geraet zur dateneingabe in eine datenverarbeitungsanlage.
DE3671557D1 (de) Datenverarbeitungsanlage.
DE3688022T2 (de) Datenverarbeitungsanlage.
DE3587493D1 (de) Betriebssicheres datenverarbeitungsbussystem.
DE3750944D1 (de) Eingabesystem für eine tragbare Datenverarbeitungsanlage.
DE3787640D1 (de) Eingabeverfahren fuer eine datenverarbeitungsanlage.
DE68903693T2 (de) Einrichtung zur datenverarbeitung.
FI865218A (fi) Databehandlingssystem.
DE3688824D1 (de) Datenverarbeitungssystem.
DE3689595D1 (de) Datenverarbeitungssystem.
DE3781892T2 (de) Datenverarbeitungsanlage zur automatischen veraenderung von datenformaten.
DE3674307D1 (de) Datenverarbeitungsanlage.
DE3784615T2 (de) Dateneingabevorrichtung.
DE3688232D1 (de) Datenverarbeitungssystem.
DE3750702T2 (de) Datenverarbeitungssystem.
NL193331B (nl) Elektronische gegevensverwerkende inrichting.
DE3882404D1 (de) Geraet zur bearbeitung von substraten.
DE3680349D1 (de) Datenverarbeitungssystem.
DE3682307D1 (de) Mikroprogrammgesteuerte datenverarbeitungsanlage.
DE3583903D1 (de) Datenverarbeitungssystem.
DE3485025D1 (de) Datenverarbeitungssystem.
DE3776598D1 (de) Datenverarbeitungsanlage.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8339 Ceased/non-payment of the annual fee