Improved markup.

git-svn-id: https://svn.dealii.org/trunk@16176 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/doc/doxygen/tutorial/toc.html b/deal.II/doc/doxygen/tutorial/toc.html
index cffced28d905f4383fd28d204b9939f6dbffaf1f..56c15480ea84b7e0b58d90ed3075d800ac6cb450 100644 (file)
--- a/deal.II/doc/doxygen/tutorial/toc.html
+++ b/deal.II/doc/doxygen/tutorial/toc.html
@@ -59,11 +59,13 @@ searching for programs with a certain functionality.
 <h2>Tutorial programs listed by number</h2>
 
 <table align="center" width="80%">
-  <tr><td><a href="../../doxygen/deal.II/step_1.html">Step-1</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_1.html">Step-1</a></td> 
       <td> Creating a grid. A simple way to write it to a file.
       </td></tr>
     
-  <tr><td><a href="../../doxygen/deal.II/step_2.html">Step-2</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_2.html">Step-2</a></td> 
       <td> Associate degrees of freedom to
       each vertex and compute the resulting sparsity pattern of
       matrices. Show that renumbering reduces the bandwidth of
@@ -71,13 +73,15 @@ searching for programs with a certain functionality.
       diagonal.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_3.html">Step-3</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_3.html">Step-3</a></td> 
       <td> Actually solve Laplace's
       problem. Object-orientation. Assembling matrices and
       vectors. Boundary values.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_4.html">Step-4</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_4.html">Step-4</a></td> 
       <td> This example is programmed in a
       way that it is independent of the dimension for which we want to
       solve Laplace's equation; we will solve the equation in 2D and
@@ -85,7 +89,8 @@ searching for programs with a certain functionality.
       hand side function. Non-homogeneous boundary values.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_5.html">Step-5</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_5.html">Step-5</a></td> 
       <td> Computations on successively
       refined grids. Reading a grid from disk. Some optimizations.  
       Using assertions. Non-constant coefficient in
@@ -93,13 +98,15 @@ searching for programs with a certain functionality.
       linear system of equations.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_6.html">Step-6</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_6.html">Step-6</a></td> 
       <td> Adaptive local
       refinement. Handling of hanging nodes. Higher order elements.
       Catching exceptions in the &#8220;main&#8221; function.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_7.html">Step-7</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_7.html">Step-7</a></td> 
       <td> Helmholtz
       equation. Non-homogeneous Neumann boundary conditions and
       boundary integrals. Verification of correctness of computed
@@ -107,114 +114,135 @@ searching for programs with a certain functionality.
       solution and output of the data in tables. Using counted pointers.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_8.html">Step-8</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_8.html">Step-8</a></td> 
       <td> The elastic equations will be
       solved instead of Laplace's equation. The solution is
       vector-valued and the equations form a system with as many
       equations as the dimension of the space in which it is posed.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_9.html">Step-9</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_9.html">Step-9</a></td> 
       <td> Transport equation, assembling 
       the system of equations in parallel using multi-threading, 
       implementing a refinement criterion based on a finite difference
       approximation of the gradient.
 
-  <tr><td><a href="../../doxygen/deal.II/step_10.html">Step-10</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_10.html">Step-10</a></td> 
       <td> Higher order mappings. Do not
       solve equations, but rather compute the value of pi to high
       accuracy.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_11.html">Step-11</a></td> 
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_11.html">Step-11</a></td> 
       <td> Solving a Laplace problem with
       higher order mappings. Using strange constraints and
       intermediate representations of sparsity patterns.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_12.html">Step-12</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_12.html">Step-12</a></td>
       <td> General framework for
       discontinuous Galerkin methods. Use of Timer class.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_13.html">Step-13</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_13.html">Step-13</a></td>
       <td> Software design questions and
       how to write a modular, extensible finite element program.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_14.html">Step-14</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_14.html">Step-14</a></td>
       <td> Duality based error estimators,
       more strategies to write a modular, extensible finite element
       program.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_15.html">Step-15</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_15.html">Step-15</a></td>
       <td> 1d problems, nonlinear solvers,
       transfering a solution across mesh refinement.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_16.html">Step-16</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_16.html">Step-16</a></td>
       <td> Based on step 5, a multilevel
       preconditioner is implemented.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_17.html">Step-17</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_17.html">Step-17</a></td>
       <td> Using PETSc for linear algebra; running
       in parallel on clusters of computers linked together by MPI.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_18.html">Step-18</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_18.html">Step-18</a></td>
       <td> A time dependent problem; using a much
       simplified version of implementing elasticity; moving meshes; handling
       large scale output of parallel programs.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_19.html">Step-19</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_19.html">Step-19</a></td>
       <td> Input parameter file handling. Merging
       output of a parallel program.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_20.html">Step-20</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_20.html">Step-20</a></td>
       <td> Mixed finite elements. Using block
       matrices and block vectors to define more complicated solvers and
       preconditioners working on the Schur complement.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_21.html">Step-21</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_21.html">Step-21</a></td>
       <td> The time dependent two-phase flow in
       porous media. Extensions of mixed Laplace discretizations. More
       complicated block solvers. Simple time stepping.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_22.html">Step-22</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_22.html">Step-22</a></td>
       <td> Solving the Stokes equations of slow fluid flow on adaptive
       meshes. More on Schur complement solvers
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_23.html">Step-23</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_23.html">Step-23</a></td>
       <td> Finally a "real" time dependent problem,
       the wave equation.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_24.html">Step-24</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_24.html">Step-24</a></td>
       <td> A variant of step-23 with absorbing
       boundary conditions, and extracting practically useful data.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_25.html">Step-25</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_25.html">Step-25</a></td>
       <td> The sine-Gordon
       soliton equation, which is a nonlinear variant of the time
       dependent wave equation covered in step-23 and step-24.
       </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_27.html">Step-27</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_27.html">Step-27</a></td>
       <td> hp finite element methods  </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_29.html">Step-29</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_29.html">Step-29</a></td>
       <td> Solving a complex-valued Helmholtz equation. Sparse direct
       solvers. Dealing with parameter files.  </td></tr>
 
-  <tr><td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td>
+  <tr valign="top">
+      <td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td>
       <td> A nonlinear hyperbolic conservation law: The Euler equations of
       compressible gas dynamics.  </td></tr>
 </table>
@@ -227,49 +255,49 @@ The existing tutorial programs can be sorted into the following groups sorted
 by topic:
 
 <table align="center" width="80%">
-  <tr>
+  <tr valign="top">
     <td><b>Basic techniques</b></td>
     <td><a href="../../doxygen/deal.II/step_1.html">Step-1</a></td> 
     <td> Creating a grid. A simple way to write it to a file
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_2.html">Step-2</a></td> 
     <td> Degrees of freedom
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_3.html">Step-3</a></td> 
     <td> Solve the Laplace equation
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_4.html">Step-4</a></td> 
     <td> Dimension independent programming, non-zero data
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_5.html">Step-5</a></td> 
     <td> Computing on uniformly refined meshes
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_6.html">Step-6</a></td> 
     <td> Adaptivity
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_7.html">Step-7</a></td> 
     <td> Evaluating errors
@@ -277,14 +305,16 @@ by topic:
   </tr>
 
 
-  <tr>
+  <tr><td><br></td></tr>
+
+  <tr valign="top">
     <td><b>Advanced techniques</b></td>
     <td><a href="../../doxygen/deal.II/step_9.html">Step-9</a></td> 
     <td> Multithreading
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_20.html">Step-20</a>, 
         <a href="../../doxygen/deal.II/step_21.html">Step-21</a>, 
@@ -293,7 +323,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_17.html">Step-17</a>, 
         <a href="../../doxygen/deal.II/step_18.html">Step-18</a>, 
@@ -302,7 +332,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_19.html">Step-19</a>,
         <a href="../../doxygen/deal.II/step_19.html">Step-29</a>,
@@ -311,7 +341,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_10.html">Step-10</a>, 
         <a href="../../doxygen/deal.II/step_11.html">Step-11</a></td> 
@@ -319,7 +349,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_6.html">Step-6</a>, 
         <a href="../../doxygen/deal.II/step_9.html">Step-9</a>, 
@@ -328,7 +358,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_15.html">Step-15</a>,
         <a href="../../doxygen/deal.II/step_33.html">Step-33</a></td> 
@@ -336,28 +366,28 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_12.html">Step-12</a></td> 
     <td> Discontinuous Galerkin methods
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_27.html">Step-27</a></td> 
     <td> hp finite elements
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_16.html">Step-16</a></td> 
     <td> Multilevel preconditioners
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td> 
     <td> Computing Jacobians from residuals, automatic differentiation
@@ -365,36 +395,37 @@ by topic:
   </tr>
 
 
+  <tr><td><br></td></tr>
 
-  <tr>
+  <tr valign="top">
     <td><b>Linear solver issues</b></td>
     <td><a href="../../doxygen/deal.II/step_3.html">Step-3</a></td> 
     <td> Conjugate Gradient solver
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_5.html">Step-5</a></td> 
     <td> Preconditioned CG solver
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_9.html">Step-9</a></td> 
     <td> BiCGStab
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_16.html">Step-16</a></td> 
     <td> Multilevel preconditioners
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_17.html">Step-17</a>,
         <a href="../../doxygen/deal.II/step_18.html">Step-18</a></td> 
@@ -402,7 +433,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_20.html">Step-20</a>,
         <a href="../../doxygen/deal.II/step_21.html">Step-21</a>, 
@@ -411,7 +442,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td><b></b></td>
     <td><a href="../../doxygen/deal.II/step_3.html">Step-33</a></td> 
     <td> Linear Newton systems from nonlinear equations
@@ -419,7 +450,9 @@ by topic:
   </tr>
 
 
-  <tr>
+  <tr><td><br></td></tr>
+
+  <tr valign="top">
     <td><b>Other equations</b></td>
     <td><a href="../../doxygen/deal.II/step_7.html">Step-7</a>,
         <a href="../../doxygen/deal.II/step_29.html">Step-29</a></td> 
@@ -427,56 +460,56 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_8.html">Step-8</a></td> 
     <td> Elasticity equations
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_18.html">Step-18</a></td> 
     <td> Quasi-static elasticity equations
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_9.html">Step-9</a></td> 
     <td> Transport (advection) equations
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td> 
     <td> The nonlinear hyperbolic Euler system of compressible gas dynamics 
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_20.html">Step-20</a></td> 
     <td> Mixed Laplace
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_21.html">Step-21</a></td> 
     <td> Porous media flow
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_22.html">Step-22</a></td> 
     <td> Incompressible Stokes flow
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_23.html">Step-23</a>, 
         <a href="../../doxygen/deal.II/step_24.html">Step-24</a>, 
@@ -486,64 +519,67 @@ by topic:
   </tr>
 
 
+  <tr><td><br></td></tr>
 
-  <tr>
+  <tr valign="top">
     <td><b>Vector problems</b></td>
     <td><a href="../../doxygen/deal.II/step_8.html">Step-8</a></td> 
     <td> Elasticity equations
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_20.html">Step-20</a></td> 
     <td> Mixed Laplace
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_21.html">Step-21</a></td> 
     <td> Mixed Laplace plus an advection equation
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_22.html">Step-22</a></td> 
     <td> Incompressible Stokes flow
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_29.html">Step-29</a></td> 
     <td> A complex-valued Helmholtz problem
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td> 
     <td> The Euler equations of compressible gas dynamics 
     </td>
   </tr>
 
-  <tr>
+  <tr><td><br></td></tr>
+
+  <tr valign="top">
     <td><b>Time-dependent problems</b></td>
     <td><a href="../../doxygen/deal.II/step_18.html">Step-18</a></td> 
     <td> Quasi-static elasticity
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_21.html">Step-21</a></td> 
     <td> Porous media flow
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_23.html">Step-23</a>, 
         <a href="../../doxygen/deal.II/step_24.html">Step-24</a>, 
@@ -552,7 +588,7 @@ by topic:
     </td>
   </tr>
 
-  <tr>
+  <tr valign="top">
     <td></td>
     <td><a href="../../doxygen/deal.II/step_33.html">Step-33</a></td> 
     <td> The Euler equations of compressible gas dynamics