diff --git a/kmath-ast/src/commonMain/kotlin/scientifik/kmath/ast/MSTAlgebra.kt b/kmath-ast/src/commonMain/kotlin/scientifik/kmath/ast/MSTAlgebra.kt
index 07194a7bb..f741fc8c4 100644
--- a/kmath-ast/src/commonMain/kotlin/scientifik/kmath/ast/MSTAlgebra.kt
+++ b/kmath-ast/src/commonMain/kotlin/scientifik/kmath/ast/MSTAlgebra.kt
@@ -34,43 +34,40 @@ object MSTSpace : Space<MST>, NumericAlgebra<MST> {
 }
 
 object MSTRing : Ring<MST>, NumericAlgebra<MST> {
-    override fun number(value: Number): MST = MST.Numeric(value)
-    override fun symbol(value: String): MST = MST.Symbolic(value)
-
     override val zero: MST = MSTSpace.number(0.0)
     override val one: MST = number(1.0)
-    override fun add(a: MST, b: MST): MST =
-        MSTAlgebra.binaryOperation(SpaceOperations.PLUS_OPERATION, a, b)
+
+    override fun number(value: Number): MST = MST.Numeric(value)
+    override fun symbol(value: String): MST = MST.Symbolic(value)
+    override fun add(a: MST, b: MST): MST = binaryOperation(SpaceOperations.PLUS_OPERATION, a, b)
 
     override fun multiply(a: MST, k: Number): MST =
-        MSTAlgebra.binaryOperation(RingOperations.TIMES_OPERATION, a, MSTSpace.number(k))
+        binaryOperation(RingOperations.TIMES_OPERATION, a, MSTSpace.number(k))
 
-    override fun multiply(a: MST, b: MST): MST =
-        binaryOperation(RingOperations.TIMES_OPERATION, a, b)
+    override fun multiply(a: MST, b: MST): MST = binaryOperation(RingOperations.TIMES_OPERATION, a, b)
 
     override fun binaryOperation(operation: String, left: MST, right: MST): MST =
         MSTAlgebra.binaryOperation(operation, left, right)
+
+    override fun unaryOperation(operation: String, arg: MST): MST = MSTAlgebra.unaryOperation(operation, arg)
 }
 
-object MSTField : Field<MST>{
-    override fun symbol(value: String): MST = MST.Symbolic(value)
-    override fun number(value: Number): MST = MST.Numeric(value)
-
+object MSTField : Field<MST> {
     override val zero: MST = MSTSpace.number(0.0)
     override val one: MST = number(1.0)
-    override fun add(a: MST, b: MST): MST =
-        MSTAlgebra.binaryOperation(SpaceOperations.PLUS_OPERATION, a, b)
 
+    override fun symbol(value: String): MST = MST.Symbolic(value)
+    override fun number(value: Number): MST = MST.Numeric(value)
+    override fun add(a: MST, b: MST): MST = binaryOperation(SpaceOperations.PLUS_OPERATION, a, b)
 
     override fun multiply(a: MST, k: Number): MST =
-        MSTAlgebra.binaryOperation(RingOperations.TIMES_OPERATION, a, MSTSpace.number(k))
+        binaryOperation(RingOperations.TIMES_OPERATION, a, MSTSpace.number(k))
 
-    override fun multiply(a: MST, b: MST): MST =
-        binaryOperation(RingOperations.TIMES_OPERATION, a, b)
-
-    override fun divide(a: MST, b: MST): MST =
-        binaryOperation(FieldOperations.DIV_OPERATION, a, b)
+    override fun multiply(a: MST, b: MST): MST = binaryOperation(RingOperations.TIMES_OPERATION, a, b)
+    override fun divide(a: MST, b: MST): MST = binaryOperation(FieldOperations.DIV_OPERATION, a, b)
 
     override fun binaryOperation(operation: String, left: MST, right: MST): MST =
         MSTAlgebra.binaryOperation(operation, left, right)
+
+    override fun unaryOperation(operation: String, arg: MST): MST = MSTAlgebra.unaryOperation(operation, arg)
 }
diff --git a/kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestSpecialization.kt b/kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestAsmSpecialization.kt
similarity index 68%
rename from kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestSpecialization.kt
rename to kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestAsmSpecialization.kt
index f3b07df56..b571e076f 100644
--- a/kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestSpecialization.kt
+++ b/kmath-ast/src/jvmTest/kotlin/scietifik/kmath/asm/TestAsmSpecialization.kt
@@ -7,39 +7,40 @@ import scientifik.kmath.operations.RealField
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
-internal class TestSpecialization {
+internal class TestAsmSpecialization {
     @Test
     fun testUnaryPlus() {
         val expr = RealField.mstInField { unaryOperation("+", symbol("x")) }.compile()
-        val res = expr("x" to 2.0)
-        assertEquals(2.0, res)
+        assertEquals(2.0, expr("x" to 2.0))
     }
 
     @Test
     fun testUnaryMinus() {
         val expr = RealField.mstInField { unaryOperation("-", symbol("x")) }.compile()
-        val res = expr("x" to 2.0)
-        assertEquals(-2.0, res)
+        assertEquals(-2.0, expr("x" to 2.0))
     }
 
     @Test
     fun testAdd() {
         val expr = RealField.mstInField { binaryOperation("+", symbol("x"), symbol("x")) }.compile()
-        val res = expr("x" to 2.0)
-        assertEquals(4.0, res)
+        assertEquals(4.0, expr("x" to 2.0))
+    }
+
+    @Test
+    fun testSine() {
+        val expr = RealField.mstInField { unaryOperation("sin", symbol("x")) }.compile()
+        assertEquals(0.0, expr("x" to 0.0))
     }
 
     @Test
     fun testMinus() {
         val expr = RealField.mstInField { binaryOperation("-", symbol("x"), symbol("x")) }.compile()
-        val res = expr("x" to 2.0)
-        assertEquals(0.0, res)
+        assertEquals(0.0, expr("x" to 2.0))
     }
 
     @Test
     fun testDivide() {
         val expr = RealField.mstInField { binaryOperation("/", symbol("x"), symbol("x")) }.compile()
-        val res = expr("x" to 2.0)
-        assertEquals(1.0, res)
+        assertEquals(1.0, expr("x" to 2.0))
     }
 }