HK1013471A1 - Computer with a proof function - Google Patents

Computer with a proof function

Info

Publication number
HK1013471A1
HK1013471A1 HK98114753A HK98114753A HK1013471A1 HK 1013471 A1 HK1013471 A1 HK 1013471A1 HK 98114753 A HK98114753 A HK 98114753A HK 98114753 A HK98114753 A HK 98114753A HK 1013471 A1 HK1013471 A1 HK 1013471A1
Authority
HK
Hong Kong
Prior art keywords
computer
proof function
proof
function
Prior art date
Application number
HK98114753A
Other languages
English (en)
Inventor
Nobuo Hara
Akira Nakazawa
Yasuo Ikeya
Makoto Takenaka
Katsuyoshi Suzuki
Original Assignee
Casio Computer 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
Priority claimed from JP6298430A external-priority patent/JPH08161270A/ja
Priority claimed from JP05051395A external-priority patent/JP3508274B2/ja
Priority claimed from JP05649095A external-priority patent/JP3693262B2/ja
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of HK1013471A1 publication Critical patent/HK1013471A1/xx

Links

Classifications

    • 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
    • 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
    • G06F15/0225—User interface arrangements, e.g. keyboard, display; Interfaces to other computer systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Calculators And Similar Devices (AREA)
  • Complex Calculations (AREA)
  • Input From Keyboards Or The Like (AREA)
HK98114753A 1994-12-01 1998-12-22 Computer with a proof function HK1013471A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6298430A JPH08161270A (ja) 1994-12-01 1994-12-01 電子計算機
JP05051395A JP3508274B2 (ja) 1995-02-14 1995-02-14 電子計算機
JP05649095A JP3693262B2 (ja) 1995-02-20 1995-02-20 電子計算機

Publications (1)

Publication Number Publication Date
HK1013471A1 true HK1013471A1 (en) 1999-08-27

Family

ID=27293977

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98114753A HK1013471A1 (en) 1994-12-01 1998-12-22 Computer with a proof function

Country Status (8)

Country Link
US (1) US5870318A (xx)
EP (1) EP0715263B1 (xx)
KR (1) KR100246519B1 (xx)
CN (1) CN1095131C (xx)
DE (1) DE69530461T2 (xx)
HK (1) HK1013471A1 (xx)
MY (1) MY113894A (xx)
TW (1) TW283223B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1307813B1 (en) * 2000-08-04 2006-05-17 Data Action Co., Ltd. Apparatus and method for rounding numerical values according to significant digits or rounding interval
DE10353210A1 (de) * 2003-11-13 2005-06-16 Siemens Ag Sichere Erfassung von Eingabewerten
JP5667324B1 (ja) * 2014-10-17 2015-02-12 晃康 加藤 検算機能付き電子式計算機
CN107870886B (zh) * 2016-09-23 2021-05-18 卡西欧计算机株式会社 计算装置、计算方法以及计算机可读取的存储介质
CN108760517B (zh) * 2018-05-22 2024-05-07 西南交通大学 填砂路基的地基系数k30校正试验装置及其试验方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386412A (en) * 1979-12-17 1983-05-31 Casio Computer Company, Ltd. Calculator with equation display device
JPS5786965A (en) * 1980-11-19 1982-05-31 Nec Corp Electronic desk-top calculator
JPS58213369A (ja) * 1982-06-05 1983-12-12 Casio Comput Co Ltd 検算機能付小型電子式計算機
JPS6020661A (ja) * 1983-07-15 1985-02-01 Fujitsu Ltd マルチチヤネルト−クン方式
EP0264098B1 (en) * 1986-10-14 1995-01-04 Sharp Kabushiki Kaisha Input system for use in a portable type data processing device
DE3725284A1 (de) * 1987-07-30 1989-02-09 Michael Mueller Elektronisches rechengeraet
JPH05204864A (ja) * 1992-01-27 1993-08-13 Sharp Corp 関数電卓
JPH0628499A (ja) * 1992-07-07 1994-02-04 Sharp Corp データ駆動型情報処理装置

Also Published As

Publication number Publication date
EP0715263A3 (en) 1996-08-28
DE69530461T2 (de) 2003-10-30
EP0715263A2 (en) 1996-06-05
DE69530461D1 (de) 2003-05-28
TW283223B (xx) 1996-08-11
KR960025111A (ko) 1996-07-20
KR100246519B1 (ko) 2000-03-15
EP0715263B1 (en) 2003-04-23
US5870318A (en) 1999-02-09
CN1095131C (zh) 2002-11-27
MY113894A (en) 2002-06-29
CN1127902A (zh) 1996-07-31

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20141123