411 REFERENCE · Wikibooks
Linear Algebra and the C Language/a0no
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Graphical utilities for Octave
Display a matrix as an indexed color image
imagesc(A)
Arrays of three matrices in the form of an indexed color image.
subplot(131) % 1 row; 3 columns; Image 1
Arrays of four matrices in the form of an indexed color image.
subplot(221): % 2 row; 2 columns; Image 1
Arrays of four matrices in the form of an indexed color image.
subplot(331): % 3 row; 3 columns; Image 1
Draw the eigenvectors of a 2x2 matrix and a 3x3 matrix.
plot() plot3()