csub - subtracts a constant from Ultracam frame

csub subtracts a constant from an Ultracam frame.

Invocation

csub input constant output [nccd nwin]

Arguments

input---Input frame
constant---Constant to subtract
output---Output frame
nccd---CCD number if only one to be subtracted, except that 0 means all but then allows a particular window of each CCD to be handled.
nwin---Window number if only one to be processed.

See also cadd, cmul, cdiv, add, sub, mul, div, uset.

Classes

This command is a member of the classes: Arithematic, Programs.

Author: T.R. Marsh
Created: 16 May 2001
Revised: 11 February 2002


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