 | Report generated by Clover Code Coverage v2.3.1 Sa Aug 2 2008 13:56:32 CEST. |
Clover: Open Source License registered to qedeq.org . |
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| Operators | Line # 27 | 0 | 0 | - |
-1.0
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| 1 | /* $Id: Operators.java,v 1.1 2008/07/26 07:58:29 m31 Exp $ | |
| 2 | * | |
| 3 | * This file is part of the project "Hilbert II" - http://www.qedeq.org | |
| 4 | * | |
| 5 | * Copyright 2000-2008, Michael Meyling <mime@qedeq.org>. | |
| 6 | * | |
| 7 | * "Hilbert II" is free software; you can redistribute | |
| 8 | * it and/or modify it under the terms of the GNU General Public | |
| 9 | * License as published by the Free Software Foundation; either | |
| 10 | * version 2 of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * This program is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | */ | |
| 17 | ||
| 18 | package org.qedeq.kernel.bo.logic.wf; | |
| 19 | ||
| 20 | /** | |
| 21 | * Logical and term operators. These strings might occur as values for | |
| 22 | * {@link org.qedeq.kernel.base.list.ElementList#getOperator()}. | |
| 23 | * | |
| 24 | * @version $Revision: 1.1 $ | |
| 25 | * @author Michael Meyling | |
| 26 | */ | |
| 27 | public interface Operators { | |
| 28 | ||
| 29 | /** Operator string for logical "and". */ | |
| 30 | public static final String CONJUNCTION_OPERATOR = "AND"; | |
| 31 | ||
| 32 | /** Operator string for logical "or". */ | |
| 33 | public static final String DISJUNCTION_OPERATOR = "OR"; | |
| 34 | ||
| 35 | /** Operator string for logical implication. */ | |
| 36 | public static final String IMPLICATION_OPERATOR = "IMPL"; | |
| 37 | ||
| 38 | /** Operator string for logical equivalence. */ | |
| 39 | public static final String EQUIVALENCE_OPERATOR = "EQUI"; | |
| 40 | ||
| 41 | /** Operator string for logical negation. */ | |
| 42 | public static final String NEGATION_OPERATOR = "NOT"; | |
| 43 | ||
| 44 | /** Operator string for logical "all" operator. */ | |
| 45 | public static final String UNIVERSAL_QUANTIFIER_OPERATOR = "FORALL"; | |
| 46 | ||
| 47 | /** Operator string for logical "exists" operator. */ | |
| 48 | public static final String EXISTENTIAL_QUANTIFIER_OPERATOR = "EXISTS"; | |
| 49 | ||
| 50 | /** Operator string for logical "exists unique" operator. */ | |
| 51 | public static final String UNIQUE_EXISTENTIAL_QUANTIFIER_OPERATOR = "EXISTSU"; | |
| 52 | ||
| 53 | /** Operator string for predicate constants. */ | |
| 54 | public static final String PREDICATE_CONSTANT = "PREDCON"; | |
| 55 | ||
| 56 | /** Operator string for predicate variables. */ | |
| 57 | public static final String PREDICATE_VARIABLE = "PREDVAR"; | |
| 58 | ||
| 59 | /** Operator string for subject variables. */ | |
| 60 | public static final String SUBJECT_VARIABLE = "VAR"; | |
| 61 | ||
| 62 | /** Operator string for function constants. */ | |
| 63 | public static final String FUNCTION_CONSTANT = "FUNCON"; | |
| 64 | ||
| 65 | /** Operator string for function constants. */ | |
| 66 | public static final String FUNCTION_VARIABLE = "FUNVAR"; | |
| 67 | ||
| 68 | /** Operator string for class operator. */ | |
| 69 | public static final String CLASS_OP = "CLASS"; | |
| 70 | ||
| 71 | } | |
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