Image:StiffEquationNumericalSolvers.svg
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StiffEquationNumericalSolvers.svg (SVG file, nominally 554 × 215 pixels, file size: 15 KB)
[edit] Summary
[edit] Gnuplot source code
set term svg set output 'stiff.svg' set xrange [0:1] set yrange [-3:3] set size 1,0.5 plot 'h14' u 1:2 w lp pt 4 t 'Euler h=1/4', 'h18' u 1:2 w lp pt 4 t 'Euler h=1/8', 'h18adam' u 1:2 w lp pt 4 t 'Adams Moulton, h=1/8', exp(-15*x) lw 3 t 'Exact solution'
on the data files (numbers copied from previous versions of the article on Stiff equation)
#h14 (forward Euler, h=1/4) 0 1 0.25 -2.75 0.5 7.5625 0.75 -20.7969
#h18 (forward Euler, h=1/8) 0 1 0.125 -0.875 0.25 0.765625 0.375 -0.669922 0.5 0.586182 0.625 -0.512909 0.75 0.448795
#h18adam 0 1 0.125 0.0322581 0.25 0.00104058 0.375 0.00003356720
[edit] Licensing
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File history
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Date/Time | Dimensions | User | Comment | |
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current | 14:24, 15 March 2007 | 554×215 (15 KB) | Berland (Talk | contribs) | (I made this using Gnuplot. ) |
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