Calculator

Calculator
This calculator uses for students, office or daily work.
Calculator can display multiple lines expressions allow you to prevent input errors. Calculator comes with memory system, move the cursor on the screen can be easily modified expression.
[Calculator Features]
* Calculate the memory system to help you modify the error
* Results and expressions History
* Decimal, binary, octal and hexadecimal
* Basic Conversion
* Memories of main memory and six variables
* Percentage calculations
* Arithmetic, trigonometric functions, inverse trigonometric, exponential, logarithmic function, power, power root function, factorial, and forgiveness.
* DEG, RAD GRAD mode.
* Floating point, fixed point, scientific and engineering display mode.
* Configurable decimal separator, the grouping separator
* The number of bits for conversion based configuration
* BS key, DEL key, INS key.
* Landscape mode
* Vibration and orange color key input confirmation