stval.m

演示matlab曲线拟和与插直的基本方法

% STVAL   st-宆偺娭悢偺昡壙
%
% Z = STVAL(ST,X) 偼丄st-宆偑 ST 撪偵偁傞娭悢偺 X 偱偺抣傪弌椡偟傑偡丅
% Z 偼丄ST 偵偁傞娭悢偑1曄悢偱d梫慺偺儀僋僩儖抣偱丄傑偨 size(X) 偑 [m,n] 
% 偺応崌丄戝偒偝 [d*m,n] 偺峴楍偱偡丅
% ST 偵偁傞娭悢偑 m>1 偺m曄悢偱d梫慺偺儀僋僩儖抣偺応崌丄Z 偺戝偒偝偼埲壓
% 偵側傝傑偡丅
%
%                       [d,n],         X 偺戝偒偝偑 [m,n] 偺偲偒
%               [d,n1,...,nm],         d>1 偱 X 偑 {X1,...,Xm} 偺偲偒
%                 [n1,...,nm],         d 偑 1 偱 X 偑 {X1,...,Xm} 偺偲偒
%
% 嶲峫 : FNVAL, PPUAL, RSVAL, SPVAL, PPVAL.


%   Copyright 1987-2003 C. de Boor and The MathWorks, Inc.