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<head><title>mutableMatrix(Ring,ZZ,ZZ) -- make a mutable matrix filled with zeroes</title>
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<div><h1>mutableMatrix(Ring,ZZ,ZZ) -- make a mutable matrix filled with zeroes</h1>
<div class="single"><h2>Synopsis</h2>
<ul><li><div class="list"><dl class="element"><dt class="heading">Usage: </dt><dd class="value"><div><tt>mutableMatrix(R,nrows,ncols)</tt></div>
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<li><span>Function: <a href="_mutable__Matrix.html" title="make a mutable matrix">mutableMatrix</a></span></li>
<li><div class="single">Inputs:<ul><li><span><tt>R</tt>, <span>a <a href="___Ring.html">ring</a></span></span></li>
<li><span><tt>nrows</tt>, <span>an <a href="___Z__Z.html">integer</a></span></span></li>
<li><span><tt>ncols</tt>, <span>an <a href="___Z__Z.html">integer</a></span></span></li>
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<li><div class="single">Outputs:<ul><li><span><span>a <a href="___Mutable__Matrix.html">mutable matrix</a></span>, an <tt>nrows</tt> by <tt>ncols</tt> mutable matrix filled with zeroes from the ring <tt>R</tt></span></li>
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<li><div class="single"><a href="_using_spfunctions_spwith_spoptional_spinputs.html">Optional inputs</a>:<ul><li><span><tt>Dense => </tt><span><span>default value true</span>, whether the encoding of the matrix should be dense or not: see <a href="___Mutable__Matrix.html" title="the class of all mutable matrices">MutableMatrix</a></span></span></li>
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<div class="single"><h2>Description</h2>
<div><table class="examples"><tr><td><pre>i1 : m = mutableMatrix(QQ,10,20)
o1 = 0
o1 : MutableMatrix</pre>
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<tr><td><pre>i2 : m_(5,5) = 11/13
11
o2 = --
13
o2 : QQ</pre>
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<tr><td><pre>i3 : m
o3 = | . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . 11/13 . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
| . . . . . . . . . . . . . . . . . . . . |
o3 : MutableMatrix</pre>
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<div class="single"><h2>See also</h2>
<ul><li><span><a href="_mutable__Identity_lp__Ring_cm__Z__Z_rp.html" title="make a mutable identity matrix">mutableIdentity</a> -- make a mutable identity matrix</span></li>
<li><span><a href="_mutable__Matrix.html" title="make a mutable matrix">mutableMatrix</a> -- make a mutable matrix</span></li>
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