General information
  

Program includes:
- math calulator,
- units converter,
- currency converter.


Math calculator window
graphic
1 -
main window always on top
2 -
group digits of result number [5]
3 -
number of fraction digits in calculation result [5]
4 -
numeral system for number of calculation result:
"bin" - binary
"oct" - octal
"dec" - decimal
"hex" - hexadecimal
5 -
calculation result
6 -
math expression
7 -
measures of angle for calculation of trygonometric functions (e.g: Sin, Cos, Tan)
8 -
sets of keyboard konfigured by user
9 -
keys: digits, decimal separator ("."), separator of function parameters (semicolon ";"), e.g: LogN(4;3)
10 -
carry recult value [5] to math expression [6]
11 -
calculator memory:
"M+" - add calculation result [5] to memory,
"M-" - subrtact caldulation result [5] from memory,
"MR" - insert value of memory into expression [6],
"MC" - set memory to zero.
White field shows value of memory.
12 -
panel for resize the window
13 -
open new window for manage of user's variables
14 -
open new window for manage of calculator's math functions
15 -
buttons of choosed keyboard's set
16 -
delete all expression or it's selected part [6]
17 -
two buttons: Undo and Redo
18 -
calculations history: add or receive buttons
19 -
correction of math expression [6] - letter size
20 -
description of functions placed under kursor in math expression
21 -
three calculators with different math expressions