**Inheritance:** java.lang.Object, [com.aspose.words.Node](../../com.aspose.words/node/), [com.aspose.words.CompositeNode](../../com.aspose.words/compositenode/) ``` public class OfficeMath extends......[getChild(int nodeType, int index, boolean isDeep)](#getChild-int-int-boolean)...aspose.words.Node) | Returns the index of the specified child node...