rpmak.m

演示matlab曲线拟和与插直的基本方法

% RPMAK   rp宆偺桳棟僗僾儔僀儞偺慻棫偰
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% RPMAK(BREAKS,COEFS), RPMAK(BREAKS,COEFS,D), RPMAK(BREAKS,COEFS,SIZEC) 
% 偼偡傋偰丄3斣栚偺擖椡堷悢偑懚嵼偡傞偐偳偆偐偱夝庍偝傟偨 COEFS 傪敽偭偨
% 擖椡偵傛偭偰巜掕偝傟偨桳棟僗僾儔僀儞偺rp-宆傪弌椡偟傑偡丅
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% 桳棟僗僾儔僀儞偺rp-宆偲偟偰昗幆偝傟傞偙偲丄偡側傢偪丄暘曣偑僗僾儔僀儞
% 偺嵟廔梫慺偵傛偭偰梌偊傜傟丄暘巕偑巆傞梫慺偱婰弎偝傟傞傛偆側桳棟僗僾
% 儔僀儞偱偁傞偙偲傪彍偄偰丄偙傟偼丄尩枾偵 RPMAK(BREAKS,COEFS), 
% RPMAK(BREAKS,COEFS,D+1), RPMAK(BREAKS,COEFS,SIZEC) 偺弌椡偱偡丅
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% 摿偵丄擖椡偺學悢偼丄偄偔傜偐偺 d>0 偵懳偟偰(d+1)梫慺偺儀僋僩儖抣偱
% 側偗傟偽側傜偢丄N師尦偺抣傪傕偭偨傕偺偵偼側傝傑偣傫丅
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% 椺偊偽丄ppmak([-5 5],[1 -10 26]) 偼丄嬫娫 [-5 .. 5] 偱懡崁幃 t |-> t^2+1 
% 偺pp-宆傪梌偊傞堦曽丄ppmak([-5 5], [0 0 1]) 偼丄2師偺懡崁幃 t |-> 1 偺
% pp-宆傪梌偊傑偡丅偦偙偱丄僐儅儞僪
%
%      runge = rpmak([-5 5],[0 0 1; 1 -10 26],1);
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% 偼丄摍娫妘偺僒僀僩偱偺懡崁幃偺曗娫偵娭偡傞Runge偺椺戣偱桳柤側桳棟娭悢 
% t |-> 1/(t^2+1) 偵懳偡傞嬫娫 [-5 .. 5] 偱偺rp-宆傪梌偊傑偡丅
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% 嶲峫 RPBRK, RSMAK, PPMAK, SPMAK, FNBRK.


%   Copyright 1987-2004 C. de Boor and The MathWorks, Inc.