Programmer Guide/SPU Reference/SUM: Difference between revisions

Latest revision as of 09:18, 6 May 2011

Sum of elements of input A.

In	Out	Description
`A_number`	`Y_number`	$Y=A$
`A_vector`	`Y_number`	$Y=\sum _{i=0}^{n-1}A[i]$

with: n = length of A_vector

@@ Line 1: / Line 1: @@
 {{DISPLAYTITLE:{{SUBPAGENAME}}}}
-Difference of inputs <var>A</var> and <var>B</var>.
+Sum of elements of input <var>A</var>.
 ==<code>[SPU SUM <var>A</var> OUT <var>Y</var>]</code>==
 {|class="einrahmen"
@@ Line 7: / Line 7: @@
 |<var>A<sub>number</sub></var>
 |<var>Y<sub>number</sub></var>
-|<var>Y</var> = <var>A</var>
+|<math>Y=A</math>
 |-
 |<var>A<sub>vector</sub></var>
 |<var>Y<sub>number</sub></var>
-|<var>Y</var> = <math>\sum_{i=0}^{n-1}<var>A</var>[i]</math>
+|<math>Y=\sum_{i=0}^{n-1}A[i]</math>
 |}
-with: 0 &le; i &lt; length of <var>A<sub>vector</sub></var>
+with: n = length of <var>A<sub>vector</sub></var>
 ;See also:
 <[[../#Signal Processing Atoms|SP-atoms]]>
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