diff --git a/kmath-for-real/src/commonMain/kotlin/scientifik/kmath/real/realBuffer.kt b/kmath-for-real/src/commonMain/kotlin/scientifik/kmath/real/realBuffer.kt
index af3569439..d9ee4d90b 100644
--- a/kmath-for-real/src/commonMain/kotlin/scientifik/kmath/real/realBuffer.kt
+++ b/kmath-for-real/src/commonMain/kotlin/scientifik/kmath/real/realBuffer.kt
@@ -3,6 +3,6 @@ package scientifik.kmath.real
 import scientifik.kmath.structures.DoubleBuffer
 
 /**
- * C
+ * Simplified [DoubleBuffer] to array comparison
  */
 fun DoubleBuffer.contentEquals(vararg doubles: Double) = array.contentEquals(doubles)
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