RosettaCodeData/Task/Trigonometric-functions/Scala/trigonometric-functions.scala
2015-02-20 00:35:01 -05:00

23 lines
668 B
Scala

import scala.math._
object Gonio extends App {
//Pi / 4 rad is 45 degrees. All answers should be the same.
val radians = Pi / 4
val degrees = 45.0
println(s"${sin(radians)} ${sin(toRadians(degrees))}")
//cosine
println(s"${cos(radians)} ${cos(toRadians(degrees))}")
//tangent
println(s"${tan(radians)} ${tan(toRadians(degrees))}")
//arcsine
val bgsin = asin(sin(radians))
println(s"$bgsin ${toDegrees(bgsin)}")
val bgcos = acos(cos(radians))
println(s"$bgcos ${toDegrees(bgcos)}")
//arctangent
val bgtan = atan(tan(radians))
println(s"$bgtan ${toDegrees(bgtan)}")
val bgtan2 = atan2(1, 1)
println(s"$bgtan ${toDegrees(bgtan)}")
}