2. The computer-implemented method of claim 1 , wherein the complexity score calculation algorithm calculates a temporary score for the retrieved keywords, mathematical operators, and logical operators.
2. The computer-implemented method of claim 1 , wherein the complexity score calculation algorithm calculates a temporary score for the retrieved keywords, mathematical operators, and logical operators. 3. The computer-implemented method of claim 2 , wherein the complexity score is the sum of the temporary scores.