annotate examples/oregonator.m @ 19654:a1d172bfcb2f
gui-release
eliminate some unused variable and typedef warnings
* pr-output.cc, profiler.cc, ov-base-diag.cc, ov-perm.cc: Eliminate
unused variables and typedefs.
author |
John W. Eaton <jwe@octave.org> |
date |
Fri, 23 Jan 2015 16:09:35 -0500 |
parents |
4295d634797d |
children |
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rev |
line source |
2689
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1 ## The `oregonator'. |
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2 ## |
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3 ## Reference: |
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4 ## |
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5 ## Oscillations in chemical systems. IV. Limit cycle behavior in a |
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6 ## model of a real chemical reaction. Richard J. Field and Richard |
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7 ## M. Noyes, The Journal of Chemical Physics, Volume 60 Number 5, |
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8 ## March 1974. |
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9 |
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10 function dx = oregonator (x, t) |
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11 |
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12 dx = zeros (3, 1); |
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13 |
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14 dx(1) = 77.27*(x(2) - x(1)*x(2) + x(1) - 8.375e-06*x(1)^2); |
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15 dx(2) = (x(3) - x(1)*x(2) - x(2)) / 77.27; |
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16 dx(3) = 0.161*(x(1) - x(3)); |
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17 |
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18 end |