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Prev | Next | near_equal |
| Syntax |
# include <f2cad/near_equal.hpp>
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bool near_equal(double x, double y, double r, double a)
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\[
x = y
\; {\rm or} \;
| x - y | \leq a
\; {\rm or} \;
\frac{ | x - y | } { |x| + |y| } \leq r
\]
Otherwise, it return false.
Note that r is a relative error bound and
a is an absolute error bound.
libf2c_adolc.a,
libf2c_cppad.a,
and
libf2c_fadbad.a has a copy of this routine in it.