b

a

B'(x)

I_a(b)

Integral

f(x) =

B = Point(xAxis)
A = Point(xAxis)
b: x(B)
a: x(A)
f(x) = x
Intervall = Segment((0 | 0), (7 | 0))
I = Integral(f, a, b)
f_{1} = true
Eingabefeld1 = Textfield(f)
Text9: "a = " + a + ""
Text10: "b = " + b + ""
Text6: " I_{" + (LaTeX[a]) + "}(" + (LaTeX[b]) + ") =  \int\limits_{" + (LaTeX[a]) + "}^{" + (LaTeX[b]) + "} \left ({" + (LaTeX[f]) + "} \right) dx  = " + (LaTeX[I]) + ""