Найду корень уравнения: ctgx/2=1
w = 1 / (1/2)
сумма
0 + acot(2)
=
acot(2)
произведение
1*acot(2)
=
acot(2)
x1 = -18.385908312538
x2 = -40.3770568876665
x3 = -49.8018348484359
x4 = 66.4370933343865
x5 = -5.81953769817878
x6 = 13.03001822336
x7 = 113.560983138233
x8 = 60.1539080272069
x9 = 31.8795741448987
x10 = -21.5275009661277
x11 = -34.0938715804869
x12 = -65.5097981163849
x13 = 9.88842556977019
x14 = -71.7929834235644
x15 = -56.0850201556155
x16 = 16.1716108769498
x17 = 22.4547961841294
x18 = 47.5875374128477
x19 = 3.6052402625906
x20 = 85.2866492559252
x21 = -74.9345760771542
x22 = -27.8106862733073
x23 = 75.8618712951559
x24 = 44.4459447592579
x25 = -43.5186495412563
x26 = 69.5786859879763
x27 = 82.1450566023354
x28 = 25.5963888377192
x29 = 88.428241909515
x30 = -93.784131998693
x31 = 0.463647609000806
x32 = -100.067317305873
x33 = -12.1027230053584
x34 = -90.6425393451032
x35 = -62.3682054627951
x36 = -6238.73936242033
x37 = -84.3593540379236
x38 = 41.3043521056681
x39 = 97.8530198702844
x40 = -68.6513907699746
x41 = 50.7291300664375
x42 = -87.5009466915134
x43 = 53.8707227200273
x44 = 94.7114272166946
x45 = -78.076168730744
x46 = 38.1627594520783
x47 = 91.5698345631048