Fixed bug, where program would crash if mutationChance got <= minimalMutationChance

src/main/java/Mutators/Crossover.java

@@ -60,6 +60,8 @@ public class Crossover<T extends Enum<?>> implements Mutator {
             System.out.printf("CrossoverChance: %.4f\n", this.crossoverChance);
 
             this.crossoverChance *= (1 - this.crossoverMultiplier); // Lower mutation rate with generation
+        }else{
+            return population;
         }
         return mutatedPopulation;
     }

src/main/java/Mutators/SinglePoint.java

@@ -59,6 +59,8 @@ public class SinglePoint<T extends Enum<?>> implements Mutator {
             System.out.printf("MutationChance: %.4f\n", this.mutationChance);
 
             this.mutationChance *= (1 - this.mutationMultiplier); // Lower mutation rate with generation
+        }else{
+            return population;
         }
         return mutatedPopulation;
     }

src/main/java/Mutators/SinglePointGlobalBend.java

@@ -64,6 +64,8 @@ public class SinglePointGlobalBend<T extends Enum<?>> implements Mutator { // TO
             System.out.printf("MutationChance: %.4f\n", this.mutationChance);
 
             this.mutationChance *= (1 - this.mutationMultiplier); // Lower mutation rate with generation
+        }else{
+            return population;
         }
         return mutatedPopulation;
     }