Fast_chebyshevT

版本 1.0.0 (1.5 KB) 作者: Lateef Adewale Kareem
This file works exactly as inbuilt chebyshevT in matlab, but its over 1000 times faster.

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更新时间 2022/10/24

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tic;
for i = 1:100
chebyshevT([0, 1, 2, 3, 4], 0.2);
end
time = toc;
disp(['Elapsed time for chebyshevT is ',...
num2str(time),' seconds'])
tic;
for i = 1:100
Fast_chebyshevT([0, 1, 2, 3, 4], 0.2);
end
time = toc;
disp(['Elapsed time for Fast_chebyshevT is ',...
num2str(time),' seconds'])
x = linspace(-1.5,1.5);
plot(x, Fast_chebyshevT(0:4, x), LineWidth=2);
axis([-1.5 1.5 -2 2])
grid on; ylabel('T_n(x)')
legend('T_0(x)','T_1(x)','T_2(x)','T_3(x)',...
'T_4(x)','Location','Best')
title('Chebyshev polynomials of the first kind')

引用格式

Lateef Adewale Kareem (2023). Fast_chebyshevT (https://www.mathworks.com/matlabcentral/fileexchange/119473-fast_chebyshevt), MATLAB Central File Exchange. 检索来源 .

MATLAB 版本兼容性
创建方式 R2022b
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版本 已发布 发行说明
1.0.0