1. Mobili-Calculator Project presentation
Supervisor: Assaf Solomovitch
Mobili-Calculator Project presentation
Saar Nakibli
Shahar Ben Ezra
Software Systems Lab
Department of Electrical Engineering
Technion - Israel Institute of Technology

2. Description Mathematical tool for your mobile phone Simple yet complex
Scientific Calculator
Matrices operations
Base convertor
Simple yet complex
User friendly
It can do anything your scientific calculator can do…
and even more!
מקסים

3. FormMatrixCalculator
Class Diagram
FormBaseCalculator
SoundPlayer
FormAbout
CalculatorMidlet
מקסים
FormSciCalculator
FormMatrixCalculator
FormOperSelector
Expression
Matrix

4. Scientific Calculator
The core of our application
Convenient interface – User friendly
User can choose operations in operation window
* / ( ) ^
sin cos tan
exp lan
ANS
Enable/Disable sounds
reads out loud the result as a number!
Expression parser algorithm
רועי

5. Matrix Calculator Input Matrix: Operations:
Any size you want
Syntax rules!
Operations:
transpose
Inverse (only for square matrix)
Determinant (only for square matrix)
All Matrix operations were developed by us.
Java doesn't know matrix operations

6. Bin/Dec/Hex Bin/Dec/Hex Base Convertor Converts numbers between bases.
Utilizes the “ItemStateListener” interface.
Bin/Dec/Hex
מקסים