This application is used for the development of any significant product grade 0, 1, 2 and 3. Grades 4 and 5 in the PRO version. Thus any equation can be decomposed into simpler parts to operate on them. Eg Product Notable: ( 2x-y +1) Development : 8x - y + 1 + 6xy + 6x - 3y - 12x y + 12x + 3y - 12xy Data to be entered : * Number of elements. * Exponent to which it is raised . Coefficients of the unknowns and constant . Features: - Product development through third grade included. Until the fifth grade in the Pro version - Unlimited number of unknowns. - Possibility of entering custom name for each unknown . - Ability to enter negative coefficients , with decimals and any dimension . - 7 languages : Spanish , English, Chinese , French , German, Japanese and Russian. - Possibility to export the result to a text file. - Simple interface . For any questions or improves contact in the email that appears in the application.