*December 3, 2017*

*November 28, 2017*

*November 25, 2017*

Archive

Tags

Recent Posts

*November 25, 2017*

Fractions are stored in the memory stack using both Part1 and Part2 of the registers. If you enter an integer number and press |FRAC| instead of |ENTER| key, the integer number is stored in Part1 of x-register as numerator, display is cleared and you can continue with...

*November 9, 2017*

Real numbers are stored in the memory stack using only Part1 of the registers. Part2 remains null.

Following operators perform computations on real numbers:

|+| : Computes (y + x)-registers and stores result in x-register

|-| : Computes (y - x)-registers and stores resul...

*November 6, 2017*

iCALCULA is based on Reverse Polish Notation (RPN) and the use of a four registers stack. Automatic storage of intermediate results is the reason that a RPN calculator easily processes complex calculations without the need of using parenthesis. The key to automatic sto...

*November 2, 2017*

THE STACK

The work area for calculations in iCALCULA is the STACK. The stack consists of four storage locations, called registers, which are "stacked" on top of each other. These registers — labeled x, y, z, and t — store and manipulate four current numerical quantities...

*October 30, 2017*

Following posts will cover some functionalities of the app iCALCULA. Through several practical examples calculator functioning will be introduced and explained.

iCALCULA's operating logic is based on an unambiguous, parentheses–free mathematical logic known as Reverse P...