</div><divclass="sphx-glr-thumbcontainer" tooltip="See stairs when plotting y between (x_i, x_{i+1}). For plotting y at x, see step."><imgalt="" loading="lazy" src="../_images/sphx_glr_stairs_thumb.png" />
</div><divclass="sphx-glr-thumbcontainer" tooltip="pcolormesh is more flexible than imshow in that the x and y vectors need not be equally spaced (indeed they can be skewed)."><imgalt="" loading="lazy" src="../_images/sphx_glr_pcolormesh_thumb.png" />
<p><aclass="reference internal" href="arrays/pcolormesh.html"><spanclass="doc">pcolormesh(X, Y, Z)</span></a></p>
<divclass="sphx-glr-thumbnail-title">pcolormesh(X, Y, Z)</div>
<p><aclass="reference internal" href="arrays/streamplot.html"><spanclass="doc">streamplot(X, Y, U, V)</span></a></p>
<divclass="sphx-glr-thumbnail-title">streamplot(X, Y, U, V)</div>
</div></div></section>
<sectionid="irregularly-gridded-data">
<h2>Irregularly gridded data<aclass="headerlink" href="#irregularly-gridded-data" title="Link to this heading">#</a></h2>
<p>Plots of data <spanclass="math notranslate nohighlight">\(Z_{x, y}\)</span> on <aclass="reference external" href="https://en.wikipedia.org/wiki/Unstructured_grid">unstructured grids</a> ,
<h2>3D and volumetric data<aclass="headerlink" href="#d-and-volumetric-data" title="Link to this heading">#</a></h2>
<p>Plots of three-dimensional <spanclass="math notranslate nohighlight">\((x,y,z)\)</span>, surface <spanclass="math notranslate nohighlight">\(f(x,y)=z\)</span>, and
volumetric <spanclass="math notranslate nohighlight">\(V_{x, y, z}\)</span> data using the <aclass="reference internal" href="../api/toolkits/mplot3d.html#module-mpl_toolkits.mplot3d" title="mpl_toolkits.mplot3d"><codeclass="xref py py-obj docutils literal notranslate"><spanclass="pre">mpl_toolkits.mplot3d</span></code></a> library.</p>