JPS5426634A - Electronic desk calculator with function of solution of quadratioc equation - Google Patents

Electronic desk calculator with function of solution of quadratioc equation

Info

Publication number
JPS5426634A
JPS5426634A JP9241777A JP9241777A JPS5426634A JP S5426634 A JPS5426634 A JP S5426634A JP 9241777 A JP9241777 A JP 9241777A JP 9241777 A JP9241777 A JP 9241777A JP S5426634 A JPS5426634 A JP S5426634A
Authority
JP
Japan
Prior art keywords
solution
equation
quadratioc
function
electronic desk
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.)
Granted
Application number
JP9241777A
Other languages
Japanese (ja)
Other versions
JPS5831620B2 (en
Inventor
Hisao Kunida
Yoshiro Kataoka
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP52092417A priority Critical patent/JPS5831620B2/en
Publication of JPS5426634A publication Critical patent/JPS5426634A/en
Publication of JPS5831620B2 publication Critical patent/JPS5831620B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Calculators And Similar Devices (AREA)
  • Complex Calculations (AREA)

Abstract

PURPOSE: To enable to obtain the solution of a quadratic equation only with a very simple key operation, by calculating the solution of the quadratic equation with the arithmetic operation based on the coefficients a, b, and c memorized in the memory registers.
COPYRIGHT: (C)1979,JPO&Japio
JP52092417A 1977-07-29 1977-07-29 Electronic desktop calculator with quadratic equation solution calculation function Expired JPS5831620B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52092417A JPS5831620B2 (en) 1977-07-29 1977-07-29 Electronic desktop calculator with quadratic equation solution calculation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52092417A JPS5831620B2 (en) 1977-07-29 1977-07-29 Electronic desktop calculator with quadratic equation solution calculation function

Publications (2)

Publication Number Publication Date
JPS5426634A true JPS5426634A (en) 1979-02-28
JPS5831620B2 JPS5831620B2 (en) 1983-07-07

Family

ID=14053831

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52092417A Expired JPS5831620B2 (en) 1977-07-29 1977-07-29 Electronic desktop calculator with quadratic equation solution calculation function

Country Status (1)

Country Link
JP (1) JPS5831620B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62143161A (en) * 1985-12-17 1987-06-26 Casio Comput Co Ltd Electronic calculator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51120625A (en) * 1975-04-16 1976-10-22 Casio Comput Co Ltd Memory information display equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51120625A (en) * 1975-04-16 1976-10-22 Casio Comput Co Ltd Memory information display equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62143161A (en) * 1985-12-17 1987-06-26 Casio Comput Co Ltd Electronic calculator

Also Published As

Publication number Publication date
JPS5831620B2 (en) 1983-07-07

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