| 1 | 
 <!doctype html public "-//w3c//dtd html 4.0 transitional//en"> | 
 <!doctype html public "-//w3c//dtd html 4.0 transitional//en"> | 
| 2 | 
 <html> | 
 <html> | 
| 3 | 
 <head> | 
 <head> | 
| 4 | 
  | 
    <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> | 
| 5 | 
  | 
    <meta name="GENERATOR" content="Mozilla/4.74 [en]C-CCK-MCD   (Win98; U) [Netscape]"> | 
| 6 | 
  | 
    <title>MITgcm Sealion Release Home Page</title> | 
| 7 | 
 <script language="javascript"> | 
 <script language="javascript"> | 
| 8 | 
 <!-- | 
 <!-- | 
| 9 | 
  top.frames[0].document.homeImage.src="../images/home.gif"; | 
  top.frames[0].document.homeImage.src="../images/home.gif"; | 
| 15 | 
  top.frames[0].document.searchImage.src="../images/searchw.gif"; | 
  top.frames[0].document.searchImage.src="../images/searchw.gif"; | 
| 16 | 
 // --> | 
 // --> | 
| 17 | 
 </script> | 
 </script> | 
 | 
 <title> | 
  | 
 | 
 MITgcm Sealion Release Home Page | 
  | 
 | 
 </title> | 
  | 
| 18 | 
 </head> | 
 </head> | 
| 19 | 
 <body text="#000000" bgcolor="#FFFFFF" link="#0000ff" vlink="#51188E" alink="#FF0000"> | 
 <body text="#000000" bgcolor="#FFFFFF" link="#0000FF" vlink="#51188E" alink="#FF0000" BACKGROUND="sealion-wm3.JPG"> | 
| 20 | 
  | 
   | 
| 21 | 
 <table border=0 width=730 height=903 | 
 <br>  | 
 | 
        cellspacing=0 cellpadding=0 | 
  | 
 | 
        align=center | 
  | 
 | 
        background="sealion-wm3.JPG"> | 
  | 
 | 
  <tr> | 
  | 
 | 
  <td width=769 valign=top align=left> | 
  | 
 | 
  <br> | 
  | 
 | 
  <br> | 
  | 
| 22 | 
 <blockquote> | 
 <blockquote> | 
| 23 | 
 <div align="Justify"><font FACE="HELVETICA" SIZE="3"> | 
 <blockquote><font size=+1>Welcome to the web page of release 1 of MITgcm, | 
| 24 | 
 The M.I.T. General Circulation Model (MITgcm) Release 1 contains code for | 
 a numerical model designed for the study of the atmosphere, ocean and climate.</font> | 
| 25 | 
 simulating a wide variety of ocean and atmosphere problems. The model is | 
 <p><font size=+1>MITgcm is freely available to all; we encourage you to | 
| 26 | 
 compatible with platforms ranging from desktop and commodity  | 
 download it, use it, give us <a href=mailto:support@mitgcm.org>feedback</a> and help us to improve it.</font></blockquote> | 
| 27 | 
 cluster x86 systems to high-end multi-processor supercomputers. Minimum | 
 <font size=+1>MITgcm</font> | 
| 28 | 
 requirements are a Fortran compiler (the free g77 compiler is sufficient) | 
 <ul> | 
| 29 | 
 and a UNIX like operating system (such as Linux, Solaris, IRIX).  | 
 <li> | 
| 30 | 
 <br> | 
 <font size=+1>can be used to study both | 
| 31 | 
 <br> | 
 <a href="../online_documents/atmos.html" target="mainFrame">atmospheric</a> | 
| 32 | 
 A broad span of example problem configurations are included in the | 
 and | 
| 33 | 
 release. These examples range from planetary scale  | 
 <a href="../online_documents/ocean.html" target="mainFrame">oceanic</a> circulation</font></li> | 
| 34 | 
 circulation simulations of the ocean and atmosphere to high-resolution, | 
  | 
| 35 | 
 small-scale process studies encompassing non-hydrostatic dynamics. In | 
 <li> | 
| 36 | 
 addition to conventional  | 
 <font size=+1>has a | 
| 37 | 
 prognostic operation, differentiated forms (both tangent-linear and adjoint) | 
 <a href="../online_documents/nonhydro.html" target="mainFrame">non-hydrostatic</a> | 
| 38 | 
 of the MITgcm code can be generated automatically using either the TAMC or TAF  | 
 capability</font></li> | 
| 39 | 
 automatic differentiation tools. These derivative forms can be used for | 
  | 
| 40 | 
 dynamical sensitivity studies and can also be used, together with appropriate | 
 <li> | 
| 41 | 
 optimisation and  | 
 <font size=+1>supports  | 
| 42 | 
 control infrastructure, for mathematically rigorous state-estimation and  | 
 <a href="../online_documents/horizcurve.html" target="mainFrame">horizontal orthogonal curvilinear coordinates</a></font></li> | 
| 43 | 
 data-assimilation. A seamless interface to the ECCO group optimisation  | 
  | 
| 44 | 
 environment is available. | 
 <li> | 
| 45 | 
 </div> | 
 <font size=+1>has a  | 
| 46 | 
 </blockquote> | 
 <a href="../online_documents/overview.html#fig:finite-volume" target="mainFrame">finite volume</a> treatment of topography</font></li> | 
| 47 | 
  | 
  | 
| 48 | 
   <center> <h1>MITgcm Release 1 Features:</h1> </center> | 
 <li> | 
| 49 | 
   <center> <h3> | 
 <font size=+1>supports a wide range of <a href="../online_documents/packages.html" target="mainFrame"> | 
| 50 | 
    <A href="../online_documents/"> Oceanic and Atmospheric Simulations </A> | 
 physical parameterizations</a></font></li> | 
| 51 | 
    </h3> </center> | 
  | 
| 52 | 
   <center> <h3> <A href="../online_documents/"> | 
 <li> | 
| 53 | 
     Automatic Differentiation and Adjoint Sensitivity</h3> | 
 <font size=+1>has | 
| 54 | 
    </A> </center> | 
 <a href="../online_documents/paramsens.html" target="mainFrame">tangent | 
| 55 | 
   <center> <A href="../online_documents/"> | 
 linear and adjoint code</a> maintained alongside the forward model</font></li> | 
| 56 | 
    <h3>Open Boundaries, Regional and Process Studies</h3> | 
  | 
| 57 | 
    </A> </center> | 
 <li> | 
| 58 | 
   <center> <A href="http://mitgcm.org/cgi-bin/cvsweb.cgi/models/MITgcmUV/?only_with_tag=release1_beta1"> | 
 <font size=+1>can run on your pc, workstation or parallel computer using | 
| 59 | 
     <h3>Packaged Source Repository</h3> | 
 flexible <a href="../online_documents/tiles.html#fig:domaindecomp" target="mainFrame">domain decomposition</a></font></li> | 
| 60 | 
    </A> </center> | 
 </ul> | 
| 61 | 
   <center> <A href="../online_documents/"> | 
 <font size=+1>Here you can:</font> | 
| 62 | 
     <h3>Algorithm and Code Documentation</h3> | 
 <ul> | 
| 63 | 
    </A> </center> | 
 <li> | 
| 64 | 
  </td> | 
 <font size=+1><a href="../online_documents/index.html" target="mainFrame" target="mainFrame">access | 
| 65 | 
  </tr> | 
 on-line documentation</a></font></li> | 
| 66 | 
 </table> | 
  | 
| 67 | 
  | 
 <li> | 
| 68 | 
  | 
 <font size=+1><a href="../download_software/index.html" target="mainFrame">download | 
| 69 | 
  | 
 the code</a></font></li> | 
| 70 | 
  | 
  | 
| 71 | 
  | 
 <li> | 
| 72 | 
  | 
 <font size=+1>follow <a href="../getting_started/index.html" target="mainFrame">tutorial | 
| 73 | 
  | 
 examples</a> of the use of MITgcm in the study of atmospheric and oceanic | 
| 74 | 
  | 
 flows</font></li> | 
| 75 | 
  | 
  | 
| 76 | 
  | 
 <li> | 
| 77 | 
  | 
 <font size=+1><a href="../code_reference/index.html" target="mainFrame">browse | 
| 78 | 
  | 
 the hyperlinked code</a></font></li> | 
| 79 | 
  | 
 </ul> | 
| 80 | 
  | 
  | 
| 81 | 
  | 
 <p><br><font size=+1>If you have any comments contact us <a href=mailto:support@mitgcm.org>here</a>.</font> | 
| 82 | 
  | 
 <p><font size=+1>Alistair Adcroft,</font> | 
| 83 | 
  | 
 <br><font size=+1>Jean-Michel Campin,</font> | 
| 84 | 
  | 
 <br><font size=+1>Patrick Heimbach,</font> | 
| 85 | 
  | 
 <br><font size=+1>Chris Hill,</font> | 
| 86 | 
  | 
 <br><font size=+1>John Marshall</font> | 
| 87 | 
  | 
 <p><font size=+1>Earth, Atmospheric and Planetary Sciences,</font> | 
| 88 | 
  | 
 <br><font size=+1>Massachusetts Institute of Technology</font> | 
| 89 | 
  | 
 <br>  | 
| 90 | 
  | 
 <br>  | 
| 91 | 
  | 
 <br>  | 
| 92 | 
  | 
 <br> </blockquote> | 
| 93 | 
  | 
  | 
| 94 | 
 </body> | 
 </body> | 
| 95 | 
 </html> | 
 </html> |