trig.md

trig

Trigonometric functions

Index

Operation	Description
acos	Inverse cosine
acosh	Inverse hyperbolic cosine
asin	Inverse sine
asinh	Inverse hyperbolic sine
atan	Inverse tangent
atan2	Inverse tangent
atanh	Inverse hyperbolic tangent
cos	Cosine
cosh	Hyperbolic cosine
sin	Sine
sinh	Hyperbolic sine
tan	Tangent
tanh	Hyperbolic tangent

Operations

acos

Inverse cosine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
0.5 acos 5 round	1.0472

acosh

Inverse hyperbolic cosine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 acosh 5 round	1.31696

asin

Inverse sine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
0.5 asin 5 round	0.5236

asinh

Inverse hyperbolic sine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 asinh 5 round	1.44364

atan

Inverse tangent of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
0.5 atan 5 round	0.46365

atan2

Inverse tangent of x/y in radians.

Stack effects:

( x:Float y:Float -- Float )

Example:

Input	Stack
1 2 atan2 5 round	0.46365

atanh

Inverse hyperbolic tangent of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
0.5 atanh 5 round	0.54931

cos

Cosine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 cos 5 round	-0.41615

cosh

Hyperbolic cosine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 cosh 5 round	3.7622

sin

Sine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 sin 5 round	0.9093

sinh

Hyperbolic sine of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 sinh 5 round	3.62686

tan

Tangent of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 tan 5 round	-2.18504

tanh

Hyperbolic tangent of x in radians.

Stack effects:

( x:Float -- Float )
( x:Complex -- Complex )

Example:

Input	Stack
2 tanh 5 round	0.96403