Найду корень уравнения: tg(x/2)=0
с изменением знака при 0
x1 = -12.5663706143592
x2 = 75.398223686155
x3 = -50.2654824574367
x4 = -62.8318530717959
x5 = 87.9645943005142
x6 = -100.530964914873
x7 = -87.9645943005142
x8 = 0.0
x9 = 37.6991118430775
x10 = -6.28318530717959
x11 = 43.9822971502571
x12 = -56.5486677646163
x13 = 94.2477796076938
x14 = -69.1150383789755
x15 = -31.4159265358979
x16 = 62.8318530717959
x17 = 18.8495559215388
x18 = -37.6991118430775
x19 = 56.5486677646163
x20 = -75.398223686155
x21 = 81.6814089933346
x22 = -18.8495559215388
x23 = 31.4159265358979
x24 = -43.9822971502571
x25 = -81.6814089933346
x26 = -25.1327412287183
x27 = 50.2654824574367
x28 = 69.1150383789755
x29 = 100.530964914873
x30 = 6.28318530717959
x31 = 25.1327412287183
x32 = -94.2477796076938
x33 = 12.5663706143592