Fatih Demir
kabalak@kabalak.net 2000.
Görkem Çetin
gorkem@gelecek.com.tr 2002/2003.
Barış Çicek
baris@teamforce.name.tr 2004, 2008, 2009.
Muhammet Kara
muhammet.k@gmail.com 2011.
hsngrms
dead-bodies-everywhere@hotmail.com 2012
Atilla Öntaş
tarakbumba@gmail.com 2014
Emre FIRAT
emrefirat93@gmail.com 2013, 2014, 2015

# Trigonometry

Trigonometry can be performed using the sin, cos, and tan function.

sin 45

The angle units used can be changed from the Calculator Preferences menu. Trigonometry buttons are visible when in Advanced mode.

Hyperbolic functions are available by adding "h" to the end of a function.

sinh 0.34

Inverse functions are entered either using the inverse symbol ⁻¹ (Ctrl I) or the "a" form of the function. The following two equations are equivalent.

sin⁻¹ 0.5

asin 0.5

To enter π with the keyboard use Ctrl P.