Appendix

Functions

Syntax

Keystrokes

Page

Commands

 

 

 

Advanced mode

Basic mode

 

 

 

 

 

 

 

 

 

 

 

L2

No arguments

 

A2

132

 

 

 

 

 

L3

No arguments

 

A3

132

 

 

 

 

 

L4

No arguments

 

A4

132

 

 

 

 

 

L5

No arguments

 

A5

132

 

 

 

 

 

L6

No arguments

 

A6

132

 

 

 

 

 

sortA(

sortA(list name [, subordinate list name1, ... ,

A1

B1

135

 

subordinate list name n])

 

 

 

sortD(

sortD(list name [, subordinate list name1, ... ,

A2

B2

135

 

subordinate list name n])

 

 

 

dim(

dim(list)

A3

B3

136

 

 

 

 

 

fill(

fill(value, list)

A4

B4

136

 

 

 

 

 

seq(

seq(equation, start value, end value [, increment])

A5

B5

137

 

 

 

 

 

cumul

cumul list

A6

 

137

 

 

 

 

 

df_list

df_list list

A7

B6

137

 

 

 

 

 

augment(

augment(list 1, list 2)

A8

B7

138

 

 

 

 

 

listmat(

listmat(list 1, ... , list n, matrix name)

A9

 

138

 

 

 

 

 

matlist(

matlist(matrix name, list name1, ... , list name n)

A0

 

138

matlist(matrix name, column number, list name)

 

 

 

 

 

 

@lMATH

 

 

 

min(

min(value A, value B) or

B1

C1

139

min(list)

 

 

 

 

 

 

 

 

 

max(

max(value A, value B) or

B2

C2

139

max(list)

 

 

 

 

 

 

 

 

 

mean(

mean(list [, frequency list])

B3

C3

139

 

 

 

 

 

median(

median(list [, frequency list])

B4

C4

140

 

 

 

 

 

sum(

sum(list [, start number, end number])

B5

C5

140

 

 

 

 

 

prod(

prod(list [, start number, end number])

B6

 

140

 

 

 

 

 

stdDv(

stdDv(list [, frequency list])

B7

C6

141

 

 

 

 

 

varian(

varian(list [, frequency list])

B8

C7

141

 

 

 

 

 

@lL_DATA

 

 

 

StoLD

StoLD natural number

C1

D1

142

 

 

 

 

 

RclLD

RclLD natural number

C2

D2

143

 

 

 

 

 

* “list” in the above table means a list or a list name.

250

Page 260
Image 260
Sharp EL-9900 operation manual @lMATH, @lLDATA

EL-9900 specifications

The Sharp EL-9900 is a remarkable scientific calculator that exhibits a fusion of advanced features, cutting-edge technology, and an ergonomic design tailored for both students and professionals. One of the standout characteristics of the EL-9900 is its extensive range of functions, boasting over 550 built-in calculations that cover various mathematical and scientific disciplines. This calculator is particularly popular among engineering and physics students due to its ability to handle complex calculations with ease.

One of the key features of the EL-9900 is its 2-line display, which allows users to view both the input and the result simultaneously. This dual display enhances usability, especially when dealing with intermediate steps in calculations. The calculator also includes a built-in 12-digit LCD screen, which ensures clarity and precision in reading numbers, making it easier for users to work for extended periods without straining their eyes.

The EL-9900 is equipped with a wide array of mathematical functions, including trigonometric, logarithmic, and exponential functions. Notably, it supports fraction calculations, statistical analyses, and unit conversions. Its advanced programming capabilities, such as 36 programmable functions and the ability to store data, further enhance its functionality, allowing users to create custom calculations tailored to specific needs.

One of the more modern technologies incorporated into the EL-9900 is its solar-powered function, which is complemented by a battery backup, ensuring that the device remains operable in varied lighting conditions. This environmentally friendly design reduces the need for frequent battery replacements, making it a cost-effective choice for users.

In terms of design, the Sharp EL-9900 boasts a slim profile and lightweight construction, which makes it portable and easy to carry. Its durable casing ensures that it can withstand the rigors of daily use, whether in a classroom setting or a professional environment.

Overall, the Sharp EL-9900 stands out as a versatile scientific calculator packed with features designed to meet the needs of students and professionals alike. Its robust functionality, clear display, and user-friendly design make it a reliable tool for anyone engaged in mathematical and scientific pursuits. Whether used for basic calculations or advanced problem-solving, the EL-9900 remains a powerhouse in the realm of scientific calculators.