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m beta.m
% BETA beta娭悢
%
% Y = BETA(Z,W)偼丄Z 偲 W 偺 懳墳偡傞梫慺偵懳偟偰丄beta娭悢傪寁嶼偟傑偡丅
% beta娭悢偼丄偮偓偺傛偆偵掕媊偝傟傑偡丅
%
% beta(z,w) = t.^(z-1) .* (1-t).^(w-1) dt偺0偐傜1傑偱偺愊暘
%
% 攝楍 Z 偲 W 偼丄摨偠僒僀僘偱側偗傟偽側傝傑偣傫
% (傑偨偼丄偄偢傟偐偑
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m besschk.m
% BESSCHK Bessel娭悢偺堷悢僠僃僢僋
%
% [MSG,NU,Z,SIZ] = BESSCHK(NU,Z)
% Copyright 1984-2004 The MathWorks, Inc.
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m erf.m
% ERF 岆嵎娭悢
%
% Y = ERF(X )偼丄X 偺奺梫慺偵懳偡傞岆嵎娭悢偱偡丅
% X 偼丄幚悢偱側偗傟偽側傝傑偣傫丅
% 岆嵎娭悢偼丄偮偓偺傛偆偵掕媊偝傟傑偡丅
%
% erf(x) = 2/sqrt(pi) * exp(-t^2) dt偺0偐傜x傑偱偺愊暘
%
% 嶲峫 ERFC, ERFCX, ERFINV.
% Copyrig
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m erfcinv.m
%ERFCINV 媡complementary岆嵎娭悢
%
% X = ERFCINV(Y) 偼丄Y 偺奺梫慺偵懳偡傞憡曗岆嵎娭悢偺媡娭悢偱偡丅
% 2 >= y >= 0 偐偮 -Inf
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m gcd.m
% GCD 嵟戝岞栺悢
%
% G = GCD(A,B) 偼丄A 偲 B 偺懳墳偡傞梫慺摨巑偺嵟戝岞栺悢偱偡丅
% 攝楍 A 偲 B偼丄晧偱側偄惍悢梫慺傪傕偪丄摨偠僒僀僘偱側偗傟偽側傝傑偣傫
% (傑偨偼丄偄偢傟偐偑僗僇儔偱傕峔偄傑偣傫)丅
% GCD(0,0) 偼丄曋媂忋0傪弌椡偟傑偡丅
% 偦傟埲奜偼丄GCD 偼惓偺惍悢傪弌椡偟傑偡丅
%
% [G,C,D] = ...
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m erfinv.m
% ERFINV 媡岆嵎娭悢
%
% X = ERFINV(Y) 偼丄X 偺奺梫慺偵懳偡傞媡岆嵎娭悢偱偡丅媡岆嵎娭悢偼丄
% -1 < = y < 1 偲 -inf < = x < = inf 偵懳偟偰丄y = erf(x)傪 枮懌偟傑偡丅
%
% 嶲峫 ERF, ERFC, ERFCX, ERFCINV.
% Copyright 1984-2004 The
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m cross.m
% CROSS 儀僋僩儖偺奜愊
%
% C = CROSS(A,B) 偼丄儀僋僩儖 A 偲 B 偺奜愊傪弌椡偟傑偡丅偡側傢偪丄
% C = A x B 偱偡丅A 偲 B 偼丄3梫慺偺儀僋僩儖偱側偗傟偽側傝傑偣傫丅
%
% C = CROSS(A,B) 偼丄挿偝偑3偺嵟弶偺師尦偵偮偄偰丄A 偲 B 偺奜愊傪弌椡
% 偟傑偡丅
%
% C = CROSS(A,B,DIM) 偼丄A
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m erfcx.m
% ERFCX 僗働乕儕儞僌偝傟偨憡曗岆嵎娭悢
%
% Y = ERFCX(X) 偼丄X 偺奺梫慺偵懳偡傞丄僗働乕儕儞僌偝傟偨憡曗岆嵎娭悢偱
% 偡丅X 偼丄幚悢偱側偗傟偽側傝傑偣傫丅
% 僗働乕儕儞僌偝傟偨憡曗岆嵎娭悢偼丄偮偓偺傛偆偵掕媊偝傟傑偡丅
%
% erfcx(x) = exp(x^2) * erfc(x)
%
% 偙傟偼丄x 偑戝偒偗傟偽丄傎傏 (1/sqrt ...
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m inv.m
%求逆矩阵
%用法 B=inv(A) 其中A为数值或符号方阵,B返回A的逆
%例如
% inv([1 2;3 4]) %数值
% syms a b c d;inv([[a,b;c,d]) %符号
%
%INV Matrix inverse.
% INV(X) is the inverse of the square
www.eeworm.com/read/334860/12568363
m randperm.m
function p = randperm(n);
%P=randperm(n) 生成1,2…,n的一个随机排列
%
%RANDPERM Random permutation.
% RANDPERM(n) is a random permutation of the integers from 1 to n.
% For example, RANDPERM(6) might be