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<p style="text-align: center;"><strong>Bands and fields </strong><span style="font-size: smaller;"> </span></p>
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<p style="text-align: center;"><strong>Executing algorithms iteratively </strong><span style="font-size: smaller;"> </span></p>
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<p style="text-align: center;"><strong>Numerical values </strong><span style="font-size: smaller;"> </span></p>
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<p style="text-align: center;"><strong>Raster calculator </p>
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<p style="text-align: center;"><strong>Field calculator </strong></p>
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<p style="text-align: center;"><strong>Non-spatial calculator </p>
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<p style="text-align: center;"><strong>Basic raster operations </strong></p>
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<p style="text-align: center;"><strong>The command-line interface (I) </p>
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<p style="text-align: center;"><strong> </strong></p>
<p style="text-align: center;"><strong>The command-line interface (II) </strong></p>
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<p style="text-align: center;"><strong>The command-line interface (III) </p>
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