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<HEAD><TITLE>Source animated_pendulum_plotball.f</TITLE></HEAD>
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<a name="PLOTBALL"><h3>SUBROUTINE PLOTBALL ( THETA )</h3></a>
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<table><tr><td align="left"><b>Argument Definitions</b> <small>(+ indicates altered content)</small><b></b><br></td></tr>
<tr><td><pre>DOUBLE PRECISION THETA
</pre></td></tr></table>
<table><tr><td align="left"><b>Description</b></td></tr>
<tr><td><pre>Clear the screen and draw/redraw the ball circle.</pre></td></tr></table>
<table><tr><td><b>Source file:</b></td><td>animated_pendulum_plotball.f</td></tr>
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<table><tr><td><b>I/O Operations:</b></td></tr>
<tr><td><pre>Unit ID Unit No Access Form Operation
* SEQ FMTD W
<small>Operation codes A=rewind,B=backspace,C=close,E=endfile
I=inquire,O=open,R=read,W=write</small></pre></td></tr></table>
<table><tr><td align="left"><b>Intrinsic Functions Called</b><br></td></tr>
<tr><td><pre>DOUBLE PRECISION DCOS, DSIN
INTEGER INT
</pre></td></tr></table>
<table><tr><td align="left"><b>Local Variables</b> <small>(+ indicates altered content)</small><b></b><br></td></tr>
<tr><td><pre>INTEGER +COL, +ROW
</pre></td></tr></table>
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