diff --git a/kmath-core/api/kmath-core.api b/kmath-core/api/kmath-core.api
index 261aa1e24..865ad2f6d 100644
--- a/kmath-core/api/kmath-core.api
+++ b/kmath-core/api/kmath-core.api
@@ -1881,15 +1881,6 @@ public final class space/kscience/kmath/structures/MutableBuffer$Companion {
 	public final fun short-1yRgbGw (ILkotlin/jvm/functions/Function1;)[S
 }
 
-public final class space/kscience/kmath/structures/MutableBufferFromGenerator : space/kscience/kmath/structures/MutableBuffer {
-	public fun <init> (ILkotlin/jvm/functions/Function1;)V
-	public fun copy ()Lspace/kscience/kmath/structures/MutableBuffer;
-	public fun get (I)Ljava/lang/Object;
-	public fun getSize ()I
-	public fun iterator ()Ljava/util/Iterator;
-	public fun set (ILjava/lang/Object;)V
-}
-
 public final class space/kscience/kmath/structures/MutableListBuffer : space/kscience/kmath/structures/MutableBuffer {
 	public static final synthetic fun box-impl (Ljava/util/List;)Lspace/kscience/kmath/structures/MutableListBuffer;
 	public static fun constructor-impl (ILkotlin/jvm/functions/Function1;)Ljava/util/List;
diff --git a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Structure2D.kt b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Structure2D.kt
index d987d8cf4..28ae07a3c 100644
--- a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Structure2D.kt
+++ b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Structure2D.kt
@@ -8,7 +8,7 @@ package space.kscience.kmath.nd
 import space.kscience.kmath.misc.UnstableKMathAPI
 import space.kscience.kmath.structures.Buffer
 import space.kscience.kmath.structures.VirtualBuffer
-import space.kscience.kmath.structures.MutableBufferFromGenerator
+import space.kscience.kmath.structures.MutableListBuffer
 import kotlin.jvm.JvmInline
 import kotlin.reflect.KClass
 
@@ -81,13 +81,13 @@ public interface MutableStructure2D<T> : Structure2D<T>, MutableStructureND<T> {
      * The buffer of rows of this structure. It gets elements from the structure dynamically.
      */
     override val rows: List<MutableStructure1D<T>>
-        get() = List(rowNum) { i -> MutableBuffer1DWrapper(MutableBufferFromGenerator(colNum) { j -> get(i, j) })}
+        get() = List(rowNum) { i -> MutableBuffer1DWrapper(MutableListBuffer(colNum) { j -> get(i, j) })}
 
     /**
      * The buffer of columns of this structure. It gets elements from the structure dynamically.
      */
     override val columns: List<MutableStructure1D<T>>
-        get() = List(colNum) { j -> MutableBuffer1DWrapper(MutableBufferFromGenerator(rowNum) { i -> get(i, j) }) }
+        get() = List(colNum) { j -> MutableBuffer1DWrapper(MutableListBuffer(rowNum) { i -> get(i, j) }) }
 }
 
 /**
diff --git a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Buffer.kt b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Buffer.kt
index 19018ffb5..be5dfb359 100644
--- a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Buffer.kt
+++ b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Buffer.kt
@@ -292,24 +292,6 @@ public class VirtualBuffer<T>(override val size: Int, private val generator: (In
     override operator fun iterator(): Iterator<T> = (0 until size).asSequence().map(generator).iterator()
 }
 
-public class MutableBufferFromGenerator<T>(override val size: Int, private val generator: (Int) -> T) : MutableBuffer<T> {
-
-    private val bufferHolder: MutableListBuffer<T> = (0 until size).map(generator).toMutableList().asMutableBuffer()
-
-    override operator fun get(index: Int): T {
-        if (index < 0 || index >= size) throw IndexOutOfBoundsException("Expected index from 0 to ${size - 1}, but found $index")
-        return bufferHolder[index]
-    }
-
-    override operator fun iterator(): Iterator<T> = bufferHolder.iterator()
-
-    override fun set(index: Int, value: T) {
-        bufferHolder[index] = value
-    }
-
-    override fun copy(): MutableBuffer<T> = bufferHolder.copy()
-}
-
 /**
  * Convert this buffer to read-only buffer.
  */