Programmer Guide/SPU Reference/DOT: Difference between revisions
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Revision as of 17:31, 18 November 2010
DOT - dot product
Usage:
DOT A B
Inputs:
| A | number or vector |
| B | same type as A |
Outputs:
| Y | dot product A.B (number) |
Function:
Compute the dot product of A and B.
| if A and B are numbers: | Y = A.B |
| if A and B are vectors: | Y = A[0].B[0] + ... + A[n-1].B[n-1]; |
| B |
