PROGRAMS BY Ivan Petuhov

Fourier Series Calculator online help you:[✔] To expand a function in Fourier series at a interval of x[✔] See result of the expand on the graph - the function and several nearly fourier seriesSupport:

The full copy of Derivative Step-By-Step Calculator, but with disable ads.Free app here:https://play.google.com/store/apps/details?id=org.krapp.derivative