1. 1
國立中央大學數學系
二分逼近法 : 習題 2
1 : r in [ 4.712389e+00 , 6.283185e+00 ]
2 : r in [ 5.497787e+00 , 6.283185e+00 ]
3 : r in [ 5.890486e+00 , 6.283185e+00 ]
4 : r in [ 5.890486e+00 , 6.086836e+00 ]
5 : r in [ 5.890486e+00 , 5.988661e+00 ]
...
15 : r in [ 5.908415e+00 , 5.908510e+00 ]
16 : r in [ 5.908415e+00 , 5.908463e+00 ]
17 : r in [ 5.908439e+00 , 5.908463e+00 ]
 計算 2sin(x) + cos(2x) = 0 的數值根
設定起始區間 [
𝟑𝛑
𝟐
,2𝛑 ]，容許誤差 1 × 𝟏𝟎−𝟓