diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Byte.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Byte.cs
index 3092751..a8d3d5d 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Byte.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Byte.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Decimal.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Decimal.cs
index 1e46673..4bf9b59 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Decimal.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Decimal.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Double.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Double.cs
index 3e1653b..41b7dca 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Double.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Double.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Int16.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Int16.cs
index ac6c2a3..e4fe900 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Int16.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Int16.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Int32.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Int32.cs
index d5327a5..6a9cc72 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Int32.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Int32.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Int64.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Int64.cs
index b6fd43e..7d96ca3 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Int64.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Int64.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.SByte.cs b/X10D.Tests/src/Core/EnumerableTests.Product.SByte.cs
index 513cdca..c7035a0 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.SByte.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.SByte.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.Single.cs b/X10D.Tests/src/Core/EnumerableTests.Product.Single.cs
index fb8adaf..4185b5e 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.Single.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.Single.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.UInt16.cs b/X10D.Tests/src/Core/EnumerableTests.Product.UInt16.cs
index 46d9895..9138c1e 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.UInt16.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.UInt16.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.UInt32.cs b/X10D.Tests/src/Core/EnumerableTests.Product.UInt32.cs
index d17355e..2cf8bb2 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.UInt32.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.UInt32.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D.Tests/src/Core/EnumerableTests.Product.UInt64.cs b/X10D.Tests/src/Core/EnumerableTests.Product.UInt64.cs
index 99cf5bb..58309c4 100644
--- a/X10D.Tests/src/Core/EnumerableTests.Product.UInt64.cs
+++ b/X10D.Tests/src/Core/EnumerableTests.Product.UInt64.cs
@@ -1,4 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using X10D.Linq;
 
 namespace X10D.Tests.Core;
 
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.cs b/X10D/src/Collections/EnumerableExtensions.cs
similarity index 96%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.cs
rename to X10D/src/Collections/EnumerableExtensions.cs
index cd7098b..02f4f66 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.cs
+++ b/X10D/src/Collections/EnumerableExtensions.cs
@@ -1,4 +1,4 @@
-namespace X10D;
+namespace X10D.Collections;
 
 /// <summary>
 ///     Extension methods for <see cref="IEnumerable{T}" />.
diff --git a/X10D/src/ListExtensions/ListExtensions.cs b/X10D/src/Collections/ListExtensions.cs
similarity index 98%
rename from X10D/src/ListExtensions/ListExtensions.cs
rename to X10D/src/Collections/ListExtensions.cs
index c3ca069..7fb8ce4 100644
--- a/X10D/src/ListExtensions/ListExtensions.cs
+++ b/X10D/src/Collections/ListExtensions.cs
@@ -1,4 +1,4 @@
-namespace X10D;
+namespace X10D.Collections;
 
 /// <summary>
 ///     Extension methods for <see cref="IList{T}" /> and <see cref="IReadOnlyList{T}" />.
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Byte.cs b/X10D/src/Linq/ByteExtensions.cs
similarity index 91%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Byte.cs
rename to X10D/src/Linq/ByteExtensions.cs
index 912b0ac..2f183cd 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Byte.cs
+++ b/X10D/src/Linq/ByteExtensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="byte" />.
+/// </summary>
+public static class ByteExtensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="byte" /> values.
@@ -9,8 +12,9 @@ public static partial class EnumerableExtensions
     /// <returns>The product the values in the sequence.</returns>
     public static byte Product(this IEnumerable<byte> source)
     {
-        return source.Aggregate((byte)1, (current, value) => (byte) (current * value));
+        return source.Aggregate((byte)1, (current, value) => (byte)(current * value));
     }
+
     /// <summary>
     ///     Computes the product of a sequence of <see cref="sbyte" /> values.
     /// </summary>
@@ -19,7 +23,7 @@ public static partial class EnumerableExtensions
     [CLSCompliant(false)]
     public static sbyte Product(this IEnumerable<sbyte> source)
     {
-        return source.Aggregate((sbyte)1, (current, value) => (sbyte) (current * value));
+        return source.Aggregate((sbyte)1, (current, value) => (sbyte)(current * value));
     }
 
     /// <summary>
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Decimal.cs b/X10D/src/Linq/DecimalExtensions.cs
similarity index 86%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Decimal.cs
rename to X10D/src/Linq/DecimalExtensions.cs
index d3603ca..bcdf193 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Decimal.cs
+++ b/X10D/src/Linq/DecimalExtensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="decimal" />.
+/// </summary>
+public static class DecimalExtensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="decimal" /> values.
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Double.cs b/X10D/src/Linq/DoubleExtensions.cs
similarity index 86%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Double.cs
rename to X10D/src/Linq/DoubleExtensions.cs
index d2e3079..70ac1ca 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Double.cs
+++ b/X10D/src/Linq/DoubleExtensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="double" />.
+/// </summary>
+public static class DoubleExtensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="double" /> values.
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int16.cs b/X10D/src/Linq/Int16Extensions.cs
similarity index 90%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Int16.cs
rename to X10D/src/Linq/Int16Extensions.cs
index e6c5574..e18d492 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int16.cs
+++ b/X10D/src/Linq/Int16Extensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="long" />.
+/// </summary>
+public static class Int16Extensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="short" /> values.
@@ -9,8 +12,9 @@ public static partial class EnumerableExtensions
     /// <returns>The product the values in the sequence.</returns>
     public static short Product(this IEnumerable<short> source)
     {
-        return source.Aggregate((short)1, (current, value) => (short) (current * value));
+        return source.Aggregate((short)1, (current, value) => (short)(current * value));
     }
+
     /// <summary>
     ///     Computes the product of a sequence of <see cref="ushort" /> values.
     /// </summary>
@@ -19,7 +23,7 @@ public static partial class EnumerableExtensions
     [CLSCompliant(false)]
     public static ushort Product(this IEnumerable<ushort> source)
     {
-        return source.Aggregate((ushort)1, (current, value) => (ushort) (current * value));
+        return source.Aggregate((ushort)1, (current, value) => (ushort)(current * value));
     }
 
     /// <summary>
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int32.cs b/X10D/src/Linq/Int32Extensions.cs
similarity index 92%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Int32.cs
rename to X10D/src/Linq/Int32Extensions.cs
index 3068889..b8f6692 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int32.cs
+++ b/X10D/src/Linq/Int32Extensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="int" />.
+/// </summary>
+public static class Int32Extensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="int" /> values.
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int64.cs b/X10D/src/Linq/Int64Extensions.cs
similarity index 92%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Int64.cs
rename to X10D/src/Linq/Int64Extensions.cs
index d51e9eb..df1b6c1 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Int64.cs
+++ b/X10D/src/Linq/Int64Extensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="long" />.
+/// </summary>
+public static class Int64Extensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="long" /> values.
@@ -11,6 +14,7 @@ public static partial class EnumerableExtensions
     {
         return source.Aggregate(1L, (current, value) => current * value);
     }
+
     /// <summary>
     ///     Computes the product of a sequence of <see cref="ulong" /> values.
     /// </summary>
diff --git a/X10D/src/EnumerableExtensions/EnumerableExtensions.Single.cs b/X10D/src/Linq/SingleExtensions.cs
similarity index 86%
rename from X10D/src/EnumerableExtensions/EnumerableExtensions.Single.cs
rename to X10D/src/Linq/SingleExtensions.cs
index d653823..1797eaf 100644
--- a/X10D/src/EnumerableExtensions/EnumerableExtensions.Single.cs
+++ b/X10D/src/Linq/SingleExtensions.cs
@@ -1,6 +1,9 @@
-namespace X10D;
+namespace X10D.Linq;
 
-public static partial class EnumerableExtensions
+/// <summary>
+///     LINQ-inspired extension methods for <see cref="IEnumerable{T}" /> of <see cref="float" />.
+/// </summary>
+public static class SingleExtensions
 {
     /// <summary>
     ///     Computes the product of a sequence of <see cref="float" /> values.