diff --git a/search.ipynb b/search.ipynb index cf3b4306e..332ba11b9 100644 --- a/search.ipynb +++ b/search.ipynb @@ -143,15 +143,15 @@ "source": [ "The `Node` class has nine methods.\n", "\n", - "* `__init__(self, state, parent, action, path_cost)` : This method creates a node. `parent` represents the the node that this is a successor of and `action` is the action required to get from the parent node to this node. `path_cost` is the cost to reach current node from parent node.\n", + "* `__init__(self, state, parent, action, path_cost)` : This method creates a node. `parent` represents the node that this is a successor of and `action` is the action required to get from the parent node to this node. `path_cost` is the cost to reach current node from parent node.\n", "\n", "* `__repr__(self)` : This returns the state of this node.\n", "\n", "* `__lt__(self, node)` : Given a `node`, this method returns `True` if the state of current node is less than the state of the `node`. Otherwise it returns `False`.\n", "\n", - "* `expand(self, problem)` : This methods lists all the neighbouring(reachable in one step) nodes of current node. \n", + "* `expand(self, problem)` : This method lists all the neighbouring(reachable in one step) nodes of current node. \n", "\n", - "* `child_node(self, problem, action)` : Given an `action`, this methods returns the immediate neighbour that can be reached with that `action`.\n", + "* `child_node(self, problem, action)` : Given an `action`, this method returns the immediate neighbour that can be reached with that `action`.\n", "\n", "* `solution(self)` : This returns the sequence of actions required to reach this node from the root node. \n", "\n", pFad - Phonifier reborn

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