{-# LANGUAGE CPP, MultiParamTypeClasses, TypeSynonymInstances

, FlexibleInstances #-}

{- |

Module : ./SoftFOL/Logic_SoftFOL.hs

Description : Instance of class Logic for SoftFOL.

Copyright : (c) Rene Wagner, Klaus Luettich, Uni Bremen 2005-2007

License : GPLv2 or higher, see LICENSE.txt

Maintainer : luecke@informatik.uni-bremen.de

Stability : provisional

Portability : non-portable (imports Logic)

Instance of class Logic for SoftFOL.

-}

module SoftFOL.Logic_SoftFOL where

import Data.Set (toList)

import Common.DefaultMorphism

import Common.DocUtils

import Common.ProofTree

import ATC.ProofTree ()

import Logic.Logic

import SoftFOL.ATC_SoftFOL ()

import SoftFOL.Sign

import SoftFOL.StatAna

import SoftFOL.Print

import SoftFOL.Conversions

import SoftFOL.Morphism

import SoftFOL.PrintTPTP ()

import SoftFOL.ProveSPASS

import SoftFOL.ProveHyperHyper

#ifndef NOHTTP

import SoftFOL.ProveMathServ

import SoftFOL.ProveVampire

#endif

import SoftFOL.ProveDarwin

import SoftFOL.ProveMetis

instance Pretty Sign where

pretty = pretty . signToSPLogicalPart

{- |

A dummy datatype for the LogicGraph and for identifying the right

instances

-}

data SoftFOL = SoftFOL deriving (Show)

instance Language SoftFOL where

description _ =

"SoftFOL - Softly typed First Order Logic for " ++

"Automated Theorem Proving Systems\n\n" ++

"This logic corresponds to the logic of SPASS, \n" ++

"but the generation of TPTP is also possible.\n" ++

"See http://spass.mpi-sb.mpg.de/\n" ++

"and http://www.cs.miami.edu/~tptp/TPTP/SyntaxBNF.html"

instance Logic.Logic.Syntax SoftFOL [TPTP] SFSymbol () ()

-- default implementation is fine!

instance Sentences SoftFOL Sentence Sign

SoftFOLMorphism SFSymbol where

map_sen SoftFOL _ = return

sym_of SoftFOL = singletonList . symOf

symsOfSen SoftFOL sign = toList . symsOfTerm sign

sym_name SoftFOL = symbolToId

symKind SoftFOL = sfSymbKind . sym_type

print_named SoftFOL = printFormula

negation _ = negateSentence

-- other default implementations are fine

instance StaticAnalysis SoftFOL [TPTP] Sentence

() ()

Sign

SoftFOLMorphism SFSymbol () where

empty_signature SoftFOL = emptySign

is_subsig SoftFOL _ _ = True

subsig_inclusion SoftFOL = defaultInclusion

basic_analysis SoftFOL = Just basicAnalysis

instance Logic SoftFOL () [TPTP] Sentence () ()

Sign

SoftFOLMorphism SFSymbol () ProofTree where

stability _ = Stable

provers SoftFOL = [spassProver]

#ifndef NOHTTP

++ [mathServBroker, vampire]

#endif

++ map darwinProver tptpProvers

++ [metisProver, hyperProver]

cons_checkers SoftFOL = map darwinConsChecker tptpProvers

++ [hyperConsChecker]