Matlab计算与仿真 Matlab编程(续) 综合练习:利用级数展开近似计算sin 提示sin的级数展开为 X X SInx=x + 3!5!7! m-函数实例 1: function s=powersin(x) 2:% POWERSIN. Power series for sin(x) 3: POWERSIN(X)tries to compute sin(x) from a power series 中山火學
Matlab计算与仿真 综合练习: 利用级数展开近似计算 sin - 提示 sin 的级数展开为 - m-函数实例 1: function s=powersin(x); 2: % POWERSIN. Power series for sin(x). 3: % POWERSIN(x) tries to compute… sin(x) from a power series. Matlab编程 (续) 3 5 7 sin 3! 5! 7! x x x x x = − + − +
Matlab计算与仿真 Matlab编程(续) 4:s=0 5:t=x 6:n=1: 7: while abs(t)>eps 8: s=S+t 9:+=-×.2/(n+1)*(n+2))*+ 10:n=n+2 11: end 中山火學
Matlab计算与仿真 Matlab编程 (续) 4: s=0; 5: t=x; 6: n=1: 7: while abs(t) > eps 8: s=s+t; 9: t=-x.^2/((n+1)*(n+2)).*t; 10: n=n+2; 11: end