SLA_DRANRM - Put Angle into Range $0\!-\!2\pi$

ACTION:

Normalize an angle into the range $0\!-\!2\pi$ (double precision).

CALL:

D = sla_DRANRM (ANGLE)

GIVEN:

ANGLE

D

angle in radians

RETURNED:

sla_DRANRM

D

ANGLE expressed in the range $0\!-\!2\pi$