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       "<script>$.getScript('../ipython_notebook_toc.js');</script><a href=\"./content.ipynb\"><< back to chapter content</a><br><div id=\"toc\"></div><p>Last updated: 22/10/2015 </p><script>code_show=true; \n",
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    "%matplotlib inline\n",
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    "# Gray level morphology\n",
    "\n",
    "## Definitions\n"
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    "### Erosion\n",
    "The equivalent gray level for the erosion operator is the local minimum."
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   "source": [
    "### Dilation\n",
    "The equivalent gray level for the dilation operator is the local maximum."
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   "source": [
    ">see also:\n",
    "* Morphological algorithms [MMIP](../00-Preface/06-References.ipynb#[MMIP]) p255-288"
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