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z3/src/ast/normal_forms/nnf_params.pyg
Nikolaj Bjorner 5b51e69137 fix #1874 by removing nnf.skolemize option
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-10-14 18:17:34 -07:00

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def_module_params('nnf',
description='negation normal form',
export=True,
params=(max_memory_param(),
('sk_hack', BOOL, False, 'hack for VCC'),
('mode', SYMBOL, 'skolem',
'NNF translation mode: skolem (skolem normal form), quantifiers (skolem normal form + quantifiers in NNF), full'),
('ignore_labels', BOOL, False, 'remove/ignore labels in the input formula, this option is ignored if proofs are enabled')))