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SU5.13C and mainframe

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Philip Sargent 2022-12-10 16:28:56 +00:00
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@ -55,6 +55,11 @@ intelligent loop closure processing. Julian Todd's Java program "Tunnel" facilit
production of attractive, computerized passage sketches from Survex centerline data and scanned
hand-drawn notes.
A <a href="survexhistory96.htm">history of survex</a> article covering the period 1988-1996 was published in Cambridge Underground 1996.
<p>Before Survex, <a href="../years/1990/svy2.htm">in 1990 we used Sean Kelly's Surveyor '88</a>, written for the Queen Mary
College Belize Expedition, and in the 1980s we used Andy Waddington's <a href="/expofiles/documents/fortran-su-programs">SU
5.13C</a>, a fortran programme on the IBM mainframe at the university (and, probably, at the UK Atomic Energy Establishment
at Windscale). The routines to produce <a href="/expofiles/documents/fortran-su-programs/SURVEY.SUPLOT.f">graphical output on
a pen-plotter</a> were ported to the University Computing Service by Philip Sargent in 1984. (Over Christmas 1983, the university mainframe had its <a href="http://www.computinghistory.org.uk/det/5622/University-of-Cambridge-Computing-Service-November-1983-Newsletter-107/">RAM doubled: from 16 to 32 MB</a>.)
<h3>Initial cave data management</h3>
<p>Along with centrelines and sketches, descriptions of caves were also affected by improvements