Blurb::
Recursive formulation for emulation of model discrepancies.

Description:: 
The \c recursive approach to discrepancy emulation approximates a
difference or ratio among the new model evaluation and the emulator
approximation of the previous model.  Refer to the parent documentation 
node for additional discussion.

Topics::

Examples::
\verbatim
\endverbatim

Theory::
Faq::
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