2 files changed, 18 insertions, 22 deletions
diff --git a/src/main/java/sevenUnits/unit/BaseUnit.java b/src/main/java/sevenUnits/unit/BaseUnit.java
index b1e30fb..ee2c277 100644
--- a/src/main/java/sevenUnits/unit/BaseUnit.java
+++ b/src/main/java/sevenUnits/unit/BaseUnit.java
@@ -75,7 +75,7 @@ public final class BaseUnit extends Unit {
 	 */
 	private BaseUnit(final BaseDimension dimension, final String primaryName,
 			final String symbol, final Set<String> otherNames) {
-		super(primaryName, symbol, otherNames);
+		super(NameSymbol.of(primaryName, symbol, otherNames));
 		this.dimension = Objects.requireNonNull(dimension,
 				"dimension must not be null.");
 	}
diff --git a/src/main/java/sevenUnits/unit/Unit.java b/src/main/java/sevenUnits/unit/Unit.java
index 58b4e10..005b6f7 100644
--- a/src/main/java/sevenUnits/unit/Unit.java
+++ b/src/main/java/sevenUnits/unit/Unit.java
@@ -17,10 +17,8 @@
 package sevenUnits.unit;
 
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Set;
 import java.util.function.DoubleUnaryOperator;
 
 import sevenUnits.utils.DecimalComparison;
@@ -110,6 +108,19 @@ public abstract class Unit implements Nameable {
 	private transient ObjectProduct<BaseDimension> dimension = null;
 	
 	/**
+	 * A constructor that constructs {@code BaseUnit} instances.
+	 * 
+	 * @since 2019-10-16
+	 */
+	Unit(final NameSymbol nameSymbol) {
+		if (this instanceof BaseUnit) {
+			this.unitBase = ObjectProduct.oneOf((BaseUnit) this);
+		} else
+			throw new AssertionError();
+		this.nameSymbol = nameSymbol;
+	}
+	
+	/**
 	 * Creates the {@code Unit}.
 	 * 
 	 * @param unitBase base of unit
@@ -124,21 +135,6 @@ public abstract class Unit implements Nameable {
 	}
 	
 	/**
-	 * A constructor that constructs {@code BaseUnit} instances.
-	 * 
-	 * @since 2019-10-16
-	 */
-	Unit(final String primaryName, final String symbol,
-			final Set<String> otherNames) {
-		if (this instanceof BaseUnit) {
-			this.unitBase = ObjectProduct.oneOf((BaseUnit) this);
-		} else
-			throw new AssertionError();
-		this.nameSymbol = NameSymbol.of(primaryName, symbol,
-				new HashSet<>(otherNames));
-	}
-	
-	/**
 	 * @return this unit as a {@link Unitlike}
 	 * @since 2020-09-07
 	 */
@@ -192,7 +188,7 @@ public abstract class Unit implements Nameable {
 	 * 
 	 * @implSpec This method is used by {@link #convertTo}, and its behaviour
 	 *           affects the behaviour of {@code convertTo}.
-	 * 				
+	 * 
 	 * @param value value expressed in <b>base</b> unit
 	 * @return value expressed in <b>this</b> unit
 	 * @since 2018-12-22
@@ -208,7 +204,7 @@ public abstract class Unit implements Nameable {
 	 *           {@code other.convertFromBase(this.convertToBase(value))}.
 	 *           Therefore, overriding either of those methods will change the
 	 *           output of this method.
-	 * 				
+	 * 
 	 * @param other unit to convert to
 	 * @param value value to convert
 	 * @return converted value
@@ -235,7 +231,7 @@ public abstract class Unit implements Nameable {
 	 *           {@code other.convertFromBase(this.convertToBase(value))}.
 	 *           Therefore, overriding either of those methods will change the
 	 *           output of this method.
-	 * 
+	 * 				
 	 * @param other unitlike form to convert to
 	 * @param value value to convert
 	 * @param <W>   type of value to convert to
@@ -270,7 +266,7 @@ public abstract class Unit implements Nameable {
 	 * 
 	 * @implSpec This method is used by {@link #convertTo}, and its behaviour
 	 *           affects the behaviour of {@code convertTo}.
-	 * 				
+	 * 
 	 * @param value value expressed in <b>this</b> unit
 	 * @return value expressed in <b>base</b> unit
 	 * @since 2018-12-22