latexpattern.m.htm
来自「一本很简单」· HTM 代码 · 共 79 行
HTM
79 行
<html>function LatexPattern(d, A, support)% LatexPattern(d, A, support) outputs matrix A in LaTeX form, showing a% pattern for degree d B-splines, with support given.rows = (d + ceil(support/2))*2 + 5;cols = 2*d + 6;[m, n] = size(A);disp(' \left[');disp([' \begin{array}{*{' num2str(d+3) '}{r}\at{\,}r\at{\,}*{' ... num2str(d+2) '}{r}}']);% Figure out whether or not column contains only integers.int = ones(1, n);for j = 1:n for i = 1:m if abs(A(i,j) - round(A(i,j))) >= 5e-7 int(j) = 0; end; end;end;% Figure out how wide each column should be.width = zeros(1, n);for i = 1:m for j = 1:n if A(i,j) ~= 0 if int(j) len = length(sprintf('%g', A(i,j))); else len = length(sprintf('%.6f', A(i,j))); end; if len > width(j) width(j) = len; end; end; end;end;% Print out matrix.for i = 1:rows s = ' '; for j = 1:cols if j <= d + 2 if A(i,j) == 0 s2 = blanks(width(j)); elseif int(j) s2 = sprintf(['%' num2str(width(j)) 'g'], A(i,j)); else s2 = sprintf(['%' num2str(width(j)) '.6f'], A(i,j)); end; elseif j <= d + 5 if i - d - ceil(support/2) == j - d s2 = '\cdot'; else s2 = ' '; end; else ii = i - rows + m; jj = j - cols + n; if A(ii,jj) == 0 s2 = blanks(width(jj)); elseif int(jj) s2 = sprintf(['%' num2str(width(jj)) 'g'], A(ii,jj)); else s2 = sprintf(['%' num2str(width(jj)) '.6f'], A(ii,jj)); end; end; s = [s s2]; if j < cols s = [s ' & ']; else s = [s ' \\']; end; end; disp(s);end;disp(' \end{array} \right]');⌨️ 快捷键说明
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