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2 2*sin (x) - 5*cos(x) + 1 = 0
сумма
-pi pi / / ___\\ / / ___\\ / / ___\\ / / ___\\ ---- + -- + 2*im\atanh\\/ 2 // - 2*I*re\atanh\\/ 2 // + - 2*im\atanh\\/ 2 // + 2*I*re\atanh\\/ 2 // 3 3
=
0
произведение
-pi pi / / ___\\ / / ___\\ / / ___\\ / / ___\\ ---- * -- * 2*im\atanh\\/ 2 // - 2*I*re\atanh\\/ 2 // * - 2*im\atanh\\/ 2 // + 2*I*re\atanh\\/ 2 // 3 3
=
2 2 / / / ___\\ / / ___\\\ 4*pi *\- I*re\atanh\\/ 2 // + im\atanh\\/ 2 /// ------------------------------------------------ 9
-pi x_1 = ---- 3
pi x_2 = -- 3
/ / ___\\ / / ___\\ x_3 = 2*im\atanh\\/ 2 // - 2*I*re\atanh\\/ 2 //
/ / ___\\ / / ___\\ x_4 = - 2*im\atanh\\/ 2 // + 2*I*re\atanh\\/ 2 //
x1 = 86.9173967493176
x2 = -38.7463093942741
x3 = -19.8967534727354
x4 = -4503.99666769657
x5 = -105.766952670856
x6 = 55.5014702134197
x7 = -89.0117918517108
x8 = -76.4454212373516
x9 = 17.8023583703422
x10 = 63.8790506229925
x11 = 80.634211442138
x12 = -7.33038285837618
x13 = 1.0471975511966
x14 = -17.8023583703422
x15 = -55.5014702134197
x16 = 49.2182849062401
x17 = 7.33038285837618
x18 = 89.0117918517108
x19 = 11.5191730631626
x20 = -80.634211442138
x21 = -61.7846555205993
x22 = 109898.147010327
x23 = 82.7286065445312
x24 = -95.2949771588904
x25 = -93.2005820564972
x26 = 36.6519142918809
x27 = -26.1799387799149
x28 = -99.4837673636768
x29 = 24.0855436775217
x30 = 95.2949771588904
x31 = 93.2005820564972
x32 = 51.3126800086333
x33 = -45.0294947014537
x34 = 61.7846555205993
x35 = 70.162235930172
x36 = -5.23598775598299
x37 = -11.5191730631626
x38 = -24.0855436775217
x39 = -30.3687289847013
x40 = 19.8967534727354
x41 = 76.4454212373516
x42 = -63.8790506229925
x43 = 68.0678408277789
x44 = -51.3126800086333
x45 = -86.9173967493176
x46 = 45.0294947014537
x47 = -68.0678408277789
x48 = -49.2182849062401
x49 = 74.3510261349584
x50 = -70.162235930172
x51 = 32.4631240870945
x52 = -74.3510261349584
x53 = 38.7463093942741
x54 = 57.5958653158129
x55 = 13.6135681655558
x56 = -13.6135681655558
x57 = 30.3687289847013
x58 = 99.4837673636768
x59 = -42.9350995990605
x60 = -82.7286065445312
x61 = -1.0471975511966
x62 = -32.4631240870945
x63 = -57.5958653158129
x64 = 26.1799387799149
x65 = 42.9350995990605
x66 = -36.6519142918809
x67 = 5.23598775598299
x67 = 5.23598775598299