The standby Premium Pay rate is determined by Human Resources and forwarded to the civilian payroll office on the SF-50. Hazardous Duty and Environmental Differentials. Environmental Differential Pay (EDP) is paid for exposure to various degrees of hazards, physical hardships and working conditions.
A cusp is a point at which two branches of a curve meet such that the tangents of each branch are equal. The above plot shows the semicubical parabola curve, which has a cusp at the origin. cusp is a point at which two branches of a curve meet such that the tangents of each branch are equal. The above plot shows the semicubical parabola curve, which has a cusp at the origin.
That point of view may consider the Sun to be on the cusp even when its centre is as much as two degrees away from the sign boundary. They may also call other objects (much less than half a degree in diameter) on the cusp despite no part of the object being in the adjacent sign.