Program that find the integral in the entered borders of any entered function. Basing on numerical methods and using Rectangle, Trapezoid and Simpson's methods.
To get started, you enter a function in the first field. Don't forget to click the function download button to transfer your function to the program. Otherwise, the program will not be able to work.
Then you need to enter lower and upper border of integration and chose one of three methods: Rectangle, Trapezoid and Simpson's methods.
Now you can press the remaining button and get an answer!
You can also plot the selected interval of the function by clicking another button below