Yuriy Penkin
yuriy.penkin@gmail.com 2008
Aleksey Kabanov
ak099@mail.ru 2012

# Функции

Functions can be used by inserting the name of the function followed by function arguments. Calculator also support user-defined functions. If the argument is not a number or a single variable then write each argument separated by semicolon and use parenthesis around the argument list.

sin 30

abs (5−9)

fun (9;10)

To add a new function type the function in the format as given below. A function name and arguments must only contain upper or lower case characters. The part after @ is the function description which is optional.

SimpleInterest (principal; rate; time) = principal * rate * time @ Simple Interest formula

Functions can also be added and inserted using the f(x) button.

Click on f(x). Type the function name in the box, choose the number of arguments and click on the plus sign button next to it. On the calculator screen type the function expression and press Enter.

Click on f(x). Choose the function and click on it.

Имеются следующие функции.

abs | Абсолютное значение
ceil | Ceiling
cos | Косинус
cosh | Гиперболический косинус
floor | Floor
frac | Дробная часть
int | Целая часть
ln | Натуральный логарифм
log | Логарифм
not | Логическое НЕ
ones | Дополнение до единицы
round | Round
sgn | Signum
sin | Синус
sinh | Гиперболический синус
sqrt | Квадратный корень
tan | Тангенс
tanh | Гиперболический тангенс
twos | Дополнение до двух