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The documentation for the current release is also available on this site.
NAG Library Manual, Mark 27.3
Interfaces:  FL   CL   CPP   AD 
NAG CL Interface Introduction
Example description
nag_roots_contfn_interval_rcomm (c05avc) Example Program Results
Interval containing root is [x,y], where
x =       1.7000, y =       2.5000
Values of f at x and y are
f(x) =        -0.21, f(y) =         0.75