6. The apparatus of claim 1 , wherein the transforming component creates at least one nested object containing a plurality of nodes by performing an operation on the nested object of the leaf node in accordance with an operator specified in a higher node of the binary tree and the flag of the nested object.
6. The apparatus of claim 1 , wherein the transforming component creates at least one nested object containing a plurality of nodes by performing an operation on the nested object of the leaf node in accordance with an operator specified in a higher node of the binary tree and the flag of the nested object. 7. The apparatus of claim 6 , wherein each of the plurality of nodes has (1) a label indicative of an operand or all elements and a flag indicative of whether or not the node is highlighted or (2) a pointer to another nested object, a user-defined label, and a flag indicative of whether or not the node is highlighted.