Найду корень уравнения: sin(pi*x/3)=-0.5
x1 = 9.5
x2 = -30.5
x3 = 63.5
x4 = -6.5
x5 = -38.5
x6 = -20.5
x7 = 69.5
x8 = 53.5
x9 = 35.5
x10 = 27.5
x11 = -18.5
x12 = 71.5
x13 = -74.5
x14 = -68.5
x15 = -86.5
x16 = -8.5
x17 = -62.5
x18 = -2.5
x19 = -0.5
x20 = 11.5
x21 = -24.5
x22 = -72.5
x23 = -50.5
x24 = 95.5
x25 = -96.5
x26 = -56.5
x27 = 77.5
x28 = 39.5
x29 = -42.5
x30 = 29.5
x31 = 65.5
x32 = 57.5
x33 = -36.5
x34 = -44.5
x35 = 47.5
x36 = -26.5
x37 = -90.5
x38 = 41.5
x39 = -32.5
x40 = 89.5
x41 = 59.5
x42 = -78.5
x43 = 23.5
x44 = -14.5
x45 = 21.5
x46 = 99.5
x47 = 87.5
x48 = 51.5
x49 = -98.5
x50 = -84.5
x51 = 83.5
x52 = 45.5
x53 = -60.5
x54 = -92.5
x55 = 81.5
x56 = -48.5
x57 = 93.5
x58 = -66.5
x59 = 15.5
x60 = 17.5
x61 = -12.5
x62 = 33.5
x63 = 75.5
x64 = 3.5
x65 = -80.5
x66 = -54.5
x67 = 5.5