Trigonometric functions: Difference between revisions
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m (→{{header|Phix}}: added internal flag, marked p2js compatible, PI now recognised/syntax coloured as a builtin constant) |
(→{{header|Kotlin}}: made the Kotlin example not use Java) |
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=={{header|Kotlin}}== |
=={{header|Kotlin}}== |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="kotlin">import kotlin.math.* |
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fun main() { |
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import java.lang.Math.* |
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fun Double.toDegrees() = this * 180 / PI |
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| ⚫ | |||
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println("angle = $angle rad = ${angle.toDegrees()}°") |
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val sine = sin(angle) |
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println("sin(angle) = $sine") |
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val cosine = cos(angle) |
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println("cos(angle) = $cosine") |
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val tangent = tan(angle) |
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println("tan(angle) = $tangent") |
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println() |
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val asin = asin(sine) |
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fun main(args: Array<String>) { |
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println("asin(sin(angle)) = $asin rad = ${asin.toDegrees()}°") |
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val |
val acos = acos(cosine) |
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println("acos(cos(angle)) = $acos rad = ${acos.toDegrees()}°") |
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val conv = Math.PI / 180.0 |
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val |
val atan = atan(tangent) |
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println("atan(tan(angle)) = $atan rad = ${atan.toDegrees()}°") |
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var inverse: Double |
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println(" Radians Degrees") |
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println("Angle : ${f.format(radians)}\t ${f.format(degrees)}\n") |
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println("Sin : ${f.format(sin(radians))}\t ${f.format(sin(degrees * conv))}") |
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println("Cos : ${f.format(cos(radians))}\t ${f.format(cos(degrees * conv))}") |
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println("Tan : ${f.format(tan(radians))}\t ${f.format(tan(degrees * conv))}\n") |
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inverse = asin(sin(radians)) |
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println("ASin(Sin) : ${f.format(inverse)}\t ${f.format(inverse / conv)}") |
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inverse = acos(cos(radians)) |
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println("ACos(Cos) : ${f.format(inverse)}\t ${f.format(inverse / conv)}") |
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inverse = atan(tan(radians)) |
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println("ATan(Tan) : ${f.format(inverse)}\t ${f.format(inverse / conv)}") |
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}</syntaxhighlight> |
}</syntaxhighlight> |
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{{out}} |
{{out}} |
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<pre> |
<pre> |
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angle = 0.7853981633974483 rad = 45.0° |
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Radians Degrees |
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sin(angle) = 0.7071067811865475 |
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Angle : 0.785398163397448 45.000000000000000 |
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cos(angle) = 0.7071067811865476 |
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tan(angle) = 0.9999999999999999 |
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Sin : 0.707106781186548 0.707106781186548 |
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Cos : 0.707106781186548 0.707106781186548 |
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Tan : 1.000000000000000 1.000000000000000 |
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asin(sin(angle)) = 0.7853981633974482 rad = 44.99999999999999° |
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ASin(Sin) : 0.785398163397448 44.999999999999990 |
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acos(cos(angle)) = 0.7853981633974483 rad = 45.0° |
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ACos(Cos) : 0.785398163397448 45.000000000000000 |
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atan(tan(angle)) = 0.7853981633974483 rad = 45.0° |
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ATan(Tan) : 0.785398163397448 45.000000000000000 |
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</pre> |
</pre> |
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