Java Reference

Java Reference

Literal.java
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1// Copyright 2010-2018 Google LLC
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6// http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14package com.google.ortools.sat;
15
17public interface Literal {
18 public int getIndex();
19
21 public Literal not();
22
24 public String getShortString();
25}
Interface to describe a boolean variable or its negation.
Definition: Literal.java:17
Literal not()
Returns the Boolean negation of the current literal.
String getShortString()
Returns a short string to describe the literal.