%****************Deboor遞推遞歸算法******************************
function?Nt?=?Bbase（ikut）
%第i段（共n段）k次B樣條基u為節(jié)點向量t為變量u（i）<=tif?k==0?
????if?（（u（i）<=t?&&?t<=u（i+1）））?
????????Nt=1;
????????return;
????else
????????Nt=0;
????????return;
????end
end

%k>=1
if?u（i+k）-u（i）==0
????alpha=0;
else
????alpha=（t-u（i））/（u（i+k）-u（i））;
end

if?u（i+k+1）-u（i+1）==0
????beta=0;
else
????beta=（u（i+k+1）-t）/（u（i+k+1）-u（i+1））;
end

Nt=alpha*Bbase（ik-1ut）+beta*Bbase（i+1k-1ut）;

end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-01-18?09:07??五次B樣條曲線\
?????文件?????????544??2013-01-17?17:22??五次B樣條曲線\Bbase.m
?????文件????????4914??2013-01-18?08:57??五次B樣條曲線\Bspline.m
?????文件?????????687??2013-01-12?22:28??五次B樣條曲線\Btext.m
?????文件?????????371??2013-01-12?22:26??五次B樣條曲線\DeBoorDv.m
?????文件?????????103??2013-01-17?17:51??五次B樣條曲線\Test.m
?????文件?????????388??2013-01-18?09:07??五次B樣條曲線\Uknotvector.m
?????文件??????????64??2010-12-22?07:58??五次B樣條曲線\data1.txt
?????文件???????????8??2010-12-20?10:13??五次B樣條曲線\data2.txt
?????文件?????1147318??2010-12-20?10:13??五次B樣條曲線\初步圖形.bmp