Minor: split math sources into regions

libraries/stdlib/common/src/kotlin/MathH.kt

@@ -20,7 +20,7 @@ public const val PI: Double = 3.141592653589793
 @SinceKotlin("1.2")
 public const val E: Double = 2.718281828459045
 
-// ================ Double Math ========================================
+// region ================ Double Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -477,10 +477,11 @@ public expect fun Double.roundToInt(): Int
 @SinceKotlin("1.2")
 public expect fun Double.roundToLong(): Long
 
+// endregion
 
 
 
-// ================ Float Math ========================================
+// region ================ Float Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -906,6 +907,9 @@ public expect fun Float.roundToInt(): Int
 public expect fun Float.roundToLong(): Long
 
 
+// endregion
+
+// region ================ Integer Math ========================================
 
 
 /**
@@ -997,5 +1001,4 @@ public expect val Long.absoluteValue: Long
 public expect val Long.sign: Int
 
 
-
-
+// endregion

libraries/stdlib/js/src/kotlin/math.kt

@@ -10,7 +10,7 @@ import kotlin.internal.InlineOnly
 import kotlin.js.Math as nativeMath
 
 
-// ================ Double Math ========================================
+// region ================ Double Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -543,10 +543,11 @@ public actual fun Double.roundToLong(): Long = when {
     else -> nativeMath.round(this).unsafeCast<Double>().toLong()
 }
 
+// endregion
 
 
 
-// ================ Float Math ========================================
+// region ================ Float Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -1010,6 +1011,9 @@ public actual inline fun Float.roundToInt(): Int = toDouble().roundToInt()
 public actual inline fun Float.roundToLong(): Long = toDouble().roundToLong()
 
 
+// endregion
+
+// region ================ Integer Math ========================================
 
 
 /**
@@ -1116,3 +1120,4 @@ public actual val Long.sign: Int get() = when {
 }
 
 
+// endregion

libraries/stdlib/jvm/src/kotlin/util/MathJVM.kt

@@ -36,7 +36,7 @@ private object Constants {
 
 }
 
-// ================ Double Math ========================================
+// region ================ Double Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -619,8 +619,11 @@ public actual fun Double.roundToInt(): Int = when {
 public actual fun Double.roundToLong(): Long =
     if (isNaN()) throw IllegalArgumentException("Cannot round NaN value.") else nativeMath.round(this)
 
+// endregion
 
-// ================ Float Math ========================================
+
+
+// region ================ Float Math ========================================
 
 /** Computes the sine of the angle [x] given in radians.
  *
@@ -1142,8 +1145,10 @@ public actual fun Float.roundToInt(): Int =
 public actual fun Float.roundToLong(): Long = toDouble().roundToLong()
 
 
+// endregion
+
+// region ================ Integer Math ========================================
 
-// ================== Integer math functions =====================================
 
 /**
  * Returns the absolute value of the given value [n].
@@ -1249,3 +1254,5 @@ public actual val Long.sign: Int get() = when {
     else -> 0
 }
 
+
+// endregion