# from math import from tkinter import def II return I1 int X1 I2 I1 X2

 ``` 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74``` ```from math import * from tkinter import * def II(x): return I1 + int((x - X1)*(I2 - I1)/(X2 - X1)) def JJ(y): return J2 + int((y - Y1)*(J1 - J2)/(Y2 - Y1)) def F(x): if x == 0: f = 1 else: f = exp(-x/50) return f * cos(x) X1 = -20; X2 = 20; print(X2) Y1 = -1.2; Y2 = 1.2 I1 = 0; J1 = 0 I2 = 500; J2 = 500 n = 25 h = (X2 - X1)/n root = Tk() root.title('График функции F(x) = sin(x)/x, -5*pi<=x<=5*pi') canv = Canvas(root, width = I2 + 50, height = J2 + 50, bg = 'red') canv.create_line(II(0), JJ(Y1), II(0), JJ(Y2), width = 2) canv.create_line(II(X1), JJ(0), II(X2), JJ(0), width = 2) k = 0 while kY1: canv.create_line(II(-0.2), JJ(k), II(0.2), JJ(k), width = 2) canv.create_text(J2+30, JJ(k), text = str(int(100*k)/100)) k -= 0.24 k = 0 while kX1: canv.create_line(II(k), JJ(-0.02), II(k), JJ(0.02), width = 2) canv.create_text(II(k), I2+30, text = str(int(100*k)/100)) k -= pi points = [] x = X1+(pi/2) for i in range(n): y = F(x) P = (II(x), JJ(y)) points.append(P) x = x + h canv.create_line(points, width = 1, fill = 'yellow', smooth = 1) canv.create_text(40, 480, text = 'Xmin = ' + str(int(100*X1)/100)) canv.create_text(460, 480, text = 'Xmax = ' + str(int(100*X2)/100)) canv.create_text(210, 480, text = 'Ymin = ' + str(int(100*Y1)/100)) canv.create_text(210, 20, text = 'Ymax = ' + str(int(100*Y2)/100)) canv.pack() root.mainloop() ```