VH-1

	VH1 Home <index.html> 	Overview <overview.html> 	Codes <codes.html>
User Guides <codes.html>
	Beginner <bintro.html> 	Serial <sintro.html> 	Parallel <pintro.html>
Massive Dynamic <mintro.html> 	

	Laptop to Petaflop <lap2peta.html>
	Overview <lap2peta.html#overview> 	Data Layout <lap2peta.html#data>
Programming <lap2peta.html#program> 	Data Output
<lap2peta.html#output> 	Visualization <lap2peta.html#vis> 	

	Test Problems <testproblems.html>
	Sod Shock <testproblems.html#sod> 	Sedov Blast
<testproblems.html#stb> 	Kelvin Helmholtz <testproblems.html#cbw> 	Bow
Shock <testproblems.html#cbw> 	Standing Shock <testproblems.html#sss>
Stellar Wind <testproblems.html#swb> 	

	Resources <resources.html> 	


<div id="maincontent">
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<p>
<center><img src="img/construction-bar.jpg"></center>

<dl>
<dt>Data layout
<dd><ul>
  <li> r(n)
  <li> zro(i,j,k)
  <li> sliced
  <li> diced
    </ul>

<dt>Programming
<dd><ul>
  <li> simple loop
  <li> directional-splitting; 1d sweeps
  <li> MPI, alltoall
  <li> multiple communicators
    </ul>

<dt>Data output
<dd><ul>
  <li> ascii columns
  <li> netcdf arrays
  <li> MPI gather, parallel i/o
  <li> massive i/o strategies
    </ul>

<dt>Visualization
<dd><ul>
  <li> gnuplot, grace
  <li> images: ncview, ensight
  <li> ensight
  <li> distributed viz; ensight SOS
    </ul>

</p>

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