Changeset 2751

Timestamp:

Apr 24, 2006, 12:34:32 PM (19 years ago)

Author:

nick

Message:

update to simple example

File:

• documentation/user_manual/anuga_user_manual.tex (modified) (4 diffs)

documentation/user_manual/anuga_user_manual.tex

@@ -392 +392 @@
 
 {\small \begin{verbatim}
-    h = 0.05 # Constant depth
-    domain.set_quantity('stage', expression = 'elevation + %f' %h)
-\end{verbatim}}
-
-That is, the value of \code{stage} is set to $\code{h} = 0.05$ plus the
+    h = 0.00 # Constant depth
+    domain.set_quantity('stage', -.4)
+\end{verbatim}}
+
+That is, the value of \code{stage} is set to $\code{h} = 0.00$ plus the
 value of \code{elevation} already defined.
 
@@ -415 +415 @@
 
     Bw = Time_boundary(domain=domain,
-                f=lambda t: [(0.1*sin(t*2*pi)), 0.0, 0.0])
+                f=lambda t: [(0.1*sin(t*2*pi)-0.3), 0.0, 0.0])
 \end{verbatim}}
 
@@ -446 +446 @@
 
 {\small \begin{verbatim}
-    domain.set_boundary({'left': Bd, 'right': Br, 'top': Br, 'bottom': Br})
-\end{verbatim}}
-
-This statement stipulates that, in the current example, the left
-boundary is fixed, with an elevation of 0.2, while the other
+    domain.set_boundary({'left': Br, 'right': Bw, 'top': Br, 'bottom': Br})
+\end{verbatim}}
+
+This statement stipulates that, in the current example, the right
+boundary varies with time, as defined by the equation, while the other
 boundaries are all reflective.
 
@@ -458 +458 @@
 elevation, $x$-momentum and $y$-momentum, respectively.
 
-%{\small \begin{verbatim}
-%    Bw = Time_boundary(domain=domain,
-%                f=lambda t: [(0.1*sin(t*2*pi)), 0.0, 0.0])
-%\end{verbatim}}
+{\small \begin{verbatim}
+    Bw = Time_boundary(domain=domain,
+                f=lambda t: [(0.1*sin(t*2*pi)-0.3), 0.0, 0.0])
+\end{verbatim}}