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<div><a href="index.html" title="">Macaulay2Doc</a> > <a href="_varieties.html" title="">varieties</a> > <a href="___Variety.html" title="the class of all algebraic varieties">Variety</a></div>
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<div><h1>Variety -- the class of all algebraic varieties</h1>
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<div class="single"><h2>See also</h2>
<ul><li><span><a href="_varieties.html" title="">varieties</a></span></li>
</ul>
</div>
<div class="waystouse"><h2>Types of variety :</h2>
<ul><li><span><a href="___Affine__Variety.html" title="the class of all affine varieties">AffineVariety</a> -- the class of all affine varieties</span></li>
<li><span><a href="___Projective__Variety.html" title="the class of all projective varieties">ProjectiveVariety</a> -- the class of all projective varieties</span></li>
</ul>
<h2>Functions and methods returning a variety :</h2>
<ul><li><span><a href="_variety_lp__Coherent__Sheaf_rp.html" title="">variety(CoherentSheaf)</a></span></li>
<li><span><a href="_variety_lp__Sheaf__Of__Rings_rp.html" title="get the variety">variety(SheafOfRings)</a> -- get the variety</span></li>
</ul>
<h2>Methods that use a variety :</h2>
<ul><li><span>describe(Variety), see <span><a href="_describe.html" title="real description">describe</a> -- real description</span></span></li>
<li><span><a href="_ideal_lp__Variety_rp.html" title="returns the defining ideal">ideal(Variety)</a> -- returns the defining ideal</span></li>
<li><span>ring(Variety), see <span><a href="_ring.html" title="get the associated ring of an object">ring</a> -- get the associated ring of an object</span></span></li>
<li><span><a href="_sheaf_lp__Variety_rp.html" title="make a coherent sheaf">sheaf(Variety)</a> -- make a coherent sheaf</span></li>
<li><span><a href="_sheaf_lp__Variety_cm__Module_rp.html" title="make a coherent sheaf">sheaf(Variety,Module)</a> -- make a coherent sheaf</span></li>
<li><span><a href="_sheaf_lp__Variety_cm__Ring_rp.html" title="make a coherent sheaf of rings">sheaf(Variety,Ring)</a> -- make a coherent sheaf of rings</span></li>
</ul>
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<div class="waystouse"><h2>For the programmer</h2>
<p>The object <a href="___Variety.html" title="the class of all algebraic varieties">Variety</a> is <span>a <a href="___Type.html">type</a></span>, with ancestor classes <a href="___Mutable__Hash__Table.html" title="the class of all mutable hash tables">MutableHashTable</a> < <a href="___Hash__Table.html" title="the class of all hash tables">HashTable</a> < <a href="___Thing.html" title="the class of all things">Thing</a>.</p>
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