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8 changes: 8 additions & 0 deletions pyomo/gdp/plugins/hull.py
Original file line number Diff line number Diff line change
Expand Up @@ -105,6 +105,14 @@ class Hull_Reformulation(GDP_to_MIP_Transformation):
'LeeGrossmann', or 'GrossmannLee'
EPS : float
The value to use for epsilon [default: 1e-4]
exact_hull_quadratic : bool
If ``True``, quadratic constraints (polynomial degree 2) are
reformulated using the exact hull instead of the standard
perspective function. Convex quadratics are handled with a conic
reformulation (rotated second-order cone), while non-convex
quadratics and equalities use the general exact hull
reformulation. Convexity is determined via eigenvalue
decomposition of the Hessian matrix. [default: False]
eigenvalue_tolerance : float
Numerical tolerance for eigenvalue-based positive/negative
semi-definite checks when using the exact hull reformulation for
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