Hello, [image] My problem is that I want to make a negative variable. I am making an app which will calculate a quadratic equation. I am sending you a screenshot of the blocks too. It always writes that it has a problem with the part where it must do -1*b_p. I am using a formula of a quadratic eq…

[blocks] kvadraticka1.aia (31.8 KB) This adds a graph, with domain from -10 to 10. I leave it to you if you want to generalize it more. [image]