Do you need a complete and easy to consult collection of formulas? Here it is. All formulas are divided by subject and by topic. You can also do a quick search by finding the formula you need directly. When needed, there are also diagrams and drawings that help to understand the formulas. Warning! This app is made to find formulas that you already know. It should not be used as a means to study from scratch;) The app is new, it is and will always be expanding. If you want something to be added