Initializing help system before first use

# getduals

Purpose
Returns the dual values from the incumbent solution during or after optimization of a continuous problem with optimize, lpoptimize or nlpoptimize.
Synopsis
`getduals(prob, first = 0, last = getintattrib(prob, xpress:::INPUTROWS) - 1)`
Arguments

prob | The current problem.
first | First row in the dual solution.
last | Last row in the dual solution.

Return value
A list with the following elements:

status
  Information about the dual solution returned.
duals
  Double array of length last-first+1 containing the values of the dual variables.

Parent Topic R interface reference manual

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