2025-08-07 00:00:00 StepsV2 is a useful tool that evaluates and generates the steps in Polish notation from left to right, thanks to Latex and its graphical environment we obtain an elegant result. Thanks to the hypertext that gives us the facility to interact with screen touches between the results, evaluate mathematical signs in the form of a matrix. With CamScan we can scan text through the digital camera on our mobile device.