余切表(弧度)
9
cot(-1.27) = cot(-73°45'56") = -0.310208991221081
cot(-1.26) = cot(-73°11'33") = -0.321205766952122
cot(-1.25) = cot(-72°37'11") = -0.332273417254529
cot(-1.24) = cot(-72°02'48") = -0.343414864945709
cot(-1.23) = cot(-71°28'25") = -0.354633101676602
cot(-1.22) = cot(-70°54'03") = -0.365931191416226
cot(-1.21) = cot(-70°19'40") = -0.377312274088108
cot(-1.20) = cot(-69°45'17") = -0.388779569368205
cot(-1.19) = cot(-69°10'55") = -0.400336380654549
cot(-1.18) = cot(-68°36'32") = -0.411986099219505
覆盖0.1°到179.9°的余切计算，结果保留10位小数，支持批量计算和结果对比。包含余切函数图像动态绘制功能，适用于三角函数教学、信号处理相位分析等场景。