diff --git a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/AbstractRationalFunction.kt b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/AbstractRationalFunction.kt
index 7feab3dfb..c9c0b3920 100644
--- a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/AbstractRationalFunction.kt
+++ b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/AbstractRationalFunction.kt
@@ -867,8 +867,7 @@ public interface AbstractRationalFunctionalSpaceOverPolynomialSpace<
 
 /**
  * Abstraction of field of rational functions of type [R] with respect to polynomials of type [P] and constants of type
- * [C]. It also assumes that there is provided [polynomialRing] (of type [AP]), that provides constant- and
- * polynomial-wise operations.
+ * [C]. It also assumes that there is provided constructor
  *
  * @param C the type of constants. Polynomials have them as coefficients in their terms.
  * @param P the type of polynomials. Rational functions have them as numerators and denominators in them.
@@ -876,7 +875,7 @@ public interface AbstractRationalFunctionalSpaceOverPolynomialSpace<
  * @param AP the type of algebraic structure (precisely, of ring) provided for polynomials.
  */ // TODO: Add support of field
 @Suppress("INAPPLICABLE_JVM_NAME")
-public abstract class AbstractPolynomialFractionsSpace<
+public abstract class PolynomialSpaceOfFractions<
         C,
         P: AbstractPolynomial<C>,
         R: AbstractRationalFunction<C, P>,
diff --git a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/LabeledRationalFunction.kt b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/LabeledRationalFunction.kt
index 09b0b25ae..92bd344ac 100644
--- a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/LabeledRationalFunction.kt
+++ b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/LabeledRationalFunction.kt
@@ -71,7 +71,7 @@ public class LabeledRationalFunctionSpace<C, A: Ring<C>>(
             LabeledRationalFunction<C>,
             LabeledPolynomialSpace<C, A>,
             >,
-    AbstractPolynomialFractionsSpace<
+    PolynomialSpaceOfFractions<
             C,
             LabeledPolynomial<C>,
             LabeledRationalFunction<C>,
diff --git a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/NumberedRationalFunction.kt b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/NumberedRationalFunction.kt
index 4927460fb..4da715e3f 100644
--- a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/NumberedRationalFunction.kt
+++ b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/NumberedRationalFunction.kt
@@ -67,7 +67,7 @@ public class NumberedRationalFunctionSpace<C, A: Ring<C>> (
             NumberedRationalFunction<C>,
             NumberedPolynomialSpace<C, A>,
             >,
-    AbstractPolynomialFractionsSpace<
+    PolynomialSpaceOfFractions<
             C,
             NumberedPolynomial<C>,
             NumberedRationalFunction<C>,
diff --git a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/RationalFunction.kt b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/RationalFunction.kt
index 506aa4004..51c1e2f80 100644
--- a/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/RationalFunction.kt
+++ b/kmath-functions/src/commonMain/kotlin/space/kscience/kmath/functions/RationalFunction.kt
@@ -49,7 +49,7 @@ public class RationalFunctionSpace<C, A : Ring<C>> (
             RationalFunction<C>,
             PolynomialSpace<C, A>,
             >,
-    AbstractPolynomialFractionsSpace<
+    PolynomialSpaceOfFractions<
             C,
             Polynomial<C>,
             RationalFunction<C>,