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PI

kotlin-stdlib / kotlin.math / PI
Platform and version requirements: JVM (1.2), JS (1.2), Native (1.2) 
const val PI: Double

Ratio of the circumference of a circle to its diameter, approximately 3.14159.

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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.math/-p-i.html