fix typo

Author: mtf90

incremental/src/main/java/net/automatalib/incremental/dfa/tree/IncrementalDFATreeBuilder.java

@@ -260,7 +260,7 @@ public Void getTransitionProperty(Node transition) {
         @Override
         public Collection<Node> getStates() {
             List<Node> result = new ArrayList<>();
-            Iterators.addAll(result, TSTraversal.breathFirstIterator(this, inputAlphabet));
+            Iterators.addAll(result, TSTraversal.breadthFirstIterator(this, inputAlphabet));
             return result;
         }
 

incremental/src/main/java/net/automatalib/incremental/mealy/tree/AbstractAlphabetBasedMealyTreeBuilder.java

@@ -109,7 +109,7 @@ private class MealyMachineView extends TransitionSystemView
         @Override
         public Collection<Node<O>> getStates() {
             List<Node<O>> result = new ArrayList<>();
-            Iterators.addAll(result, TSTraversal.breathFirstIterator(this, inputAlphabet));
+            Iterators.addAll(result, TSTraversal.breadthFirstIterator(this, inputAlphabet));
             return result;
         }
 

incremental/src/main/java/net/automatalib/incremental/moore/tree/IncrementalMooreTreeBuilder.java

@@ -266,7 +266,7 @@ public Node<O> getSuccessor(Node<O> transition) {
         @Override
         public Collection<Node<O>> getStates() {
             List<Node<O>> result = new ArrayList<>();
-            Iterators.addAll(result, TSTraversal.breathFirstIterator(this, alphabet));
+            Iterators.addAll(result, TSTraversal.breadthFirstIterator(this, alphabet));
             return result;
         }
 

util/src/main/java/net/automatalib/util/ts/traversal/TSTraversal.java

@@ -182,7 +182,7 @@ public static <S, I, T, D> boolean breadthFirst(TransitionSystem<S, ? super I, T
      * @return an {@link Iterable} for the (reachable) states of the given transition system in breadth-first order
      */
     public static <S, I> Iterable<S> breadthFirstOrder(TransitionSystem<S, I, ?> ts, Collection<? extends I> inputs) {
-        return () -> breathFirstIterator(ts, inputs);
+        return () -> breadthFirstIterator(ts, inputs);
     }
 
     /**
@@ -199,7 +199,7 @@ public static <S, I> Iterable<S> breadthFirstOrder(TransitionSystem<S, I, ?> ts,
      *
      * @return an {@link Iterator} for the (reachable) states of the given transition system in breadth-first order
      */
-    public static <S, I> Iterator<S> breathFirstIterator(TransitionSystem<S, I, ?> ts, Collection<? extends I> inputs) {
+    public static <S, I> Iterator<S> breadthFirstIterator(TransitionSystem<S, I, ?> ts, Collection<? extends I> inputs) {
         return new BreadthFirstIterator<>(ts, inputs);
     }