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Diffstat (limited to 'src/input/heat.input.pamphlet')
| -rw-r--r-- | src/input/heat.input.pamphlet | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/input/heat.input.pamphlet b/src/input/heat.input.pamphlet index d1bf86c9..11e75b00 100644 --- a/src/input/heat.input.pamphlet +++ b/src/input/heat.input.pamphlet @@ -20,10 +20,10 @@ )set messages autoload off )set quit unprotected -- This is the heat equation -u:= operator('u); +u:= operator('u) heat:= D(u(x, t), t) - D(u(x, t), x, 2) = 0 -- This is the similarity form of the proposed solution -f:= operator('f); +f:= operator('f) s:= rule(u(x, t) == f(x/sqrt(t))/sqrt(t)) -- Apply s to the heat equation s(lhs(heat)) = 0 |