This directory contains the full version of the capabilities of phc -j,
with the algorithmic differentiation procedures in double double
and quad double arithmetic.

For this to compile with success, 
the QD library must be present and installed.

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file name                      : short description
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algorithmic_diffeval_trackers  : wrappers and drivers to the Path library
main_ade_trackers.adb          : body for phc -j with the QD library
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