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<h3 class="sectionHead"><span class="titlemark">5.5 </span> <a
id="x27-490005.5"></a>Math</h3>
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<!--l. 413--><p class="indent" > Basic maths operations on any combination of any
objects. You can add a slider to a matrix, for example,
then divide by an image. Hopefully most of these are
obvious.
<dl class="description"><dt class="description">
<span
class="phvb7t-x-x-80">Arithmetic </span><span
class="ptmb7t-">/ </span><span
class="phvb7t-x-x-80">Absolute Value Vector</span> </dt><dd
class="description">The absolute value
item normally calculates mod of each band of an
image separately. By contrast, <span
class="phvr7t-x-x-80">Absolute Value Vector</span>
treats each pixel as a vector and calculates the
modulus of that.
</dd><dt class="description">
<span
class="phvb7t-x-x-80">List</span> </dt><dd
class="description">These aren’t really maths operations, but they’re in
here too.
</dd></dl>
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