NAG CPP Interface
opt::CommE04WB::setter_differenceinterval

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1 Description

This option defines an interval used to estimate derivatives by finite differences in the following circumstances
Used by: differenceinterval in e04ucf and e04uff (no CPP interface).
CommE04WB::setter_differenceinterval returns a reference to the communication class itself.

2 Specification

CommE04WB DifferenceInterval(double value = Default values are computed )
CommE04WB DifferenceInterval(double value = Default values are computed , OptionalE04UE opt)

3 Arguments

1: value double Scalar
On entry: the required value of the argument.
Default:
Default values are computed
2: opt OptionalE04UE Scalar
Optional argument container, derived from Optional.