bundles / scipy 1.17.1 / scipy / optimize / _trustregion_constr / tr_interior_point / BarrierSubproblem / function_and_constraints
function
scipy.optimize._trustregion_constr.tr_interior_point:BarrierSubproblem.function_and_constraints
source: /scipy/optimize/_trustregion_constr/tr_interior_point.py :70
Signature
def function_and_constraints ( self , z ) Summary
Returns barrier function and constraints at given point.
Extended Summary
For z = [x, s], returns barrier function:
function(z) = fun(x) - barrier_parameter*sum(log(s))
and barrier constraints:
constraints(z) = [ constr_eq(x) ]
[ constr_ineq(x) + s ]
Aliases
-
scipy.optimize._trustregion_constr.tr_interior_point.BarrierSubproblem.function_and_constraints