15. The computer-implemented method of claim 14 , wherein said one or more functional mathematical terms comprise at least one of the terms selected from the group consisting of (i) an addition term, (ii) a subtraction term, (iii) a multiplication term, and (iv) a division term.
14. The computer-implemented method of claim 12 , wherein said performing semantic analysis comprises automatically identifying one or more functional mathematical terms in the textual query.