initial commit

src/commonMain/kotlin/com/infendro/encoding/util/Math.kt

@@ -0,0 +1,31 @@
+package com.infendro.encoding.util
+
+import kotlin.math.log2
+
+internal fun log2(
+    value: Int,
+): Double {
+    val x = value.toDouble()
+    return log2(x)
+}
+
+internal fun gcd(
+    a: Int,
+    b: Int,
+): Int {
+    var x = a
+    var y = b
+    while (y != 0) {
+        val temp = y
+        y = x % y
+        x = temp
+    }
+    return x
+}
+
+internal fun lcm(
+    a: Int,
+    b: Int,
+): Int {
+    return (a * b) / gcd(a, b)
+}