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- ACTION:
- Scalar product of two 3-vectors (single precision).
- CALL:
- R = sla_VDV (VA, VB)
- GIVEN:
-
| VA |
R(3) |
first vector |
|---|
| VB |
R(3) |
second vector |
- RETURNED:
-
| sla_VDV |
R |
scalar product VA.VB |
|---|
Next: SLA_VN - Normalize Vector
Up: SUBPROGRAM SPECIFICATIONS
Previous: SLA_V2TP - Direction Cosines to Tangent Plane
SLALIB --- Positional Astronomy Library
Starlink User Note 67
P. T. Wallace
12 October 1999
E-mail:ptw@star.rl.ac.uk