src/main/java/org/thegalactic/rule/ImplicationalSystem.java
public ImplicationalSystem init() {
        this.sigma = new TreeSet<Rule>();
        this.set = new TreeSet<Comparable>();
        return this;
    }
/**
     * Initialise the implicational system.
     *
     * @return this for chaining
     */
Initialise the implicational system.
@return this for chaining
Initialise the implicational system . @return this for chaining
public ImplicationalSystem init() {
        this.sigma = new TreeSet<Rule>();
        this.set = new TreeSet<Comparable>();
        return this;
    }
public ImplicationalSystem init ( ) { this . sigma = new TreeSet < Rule > ( ) ; this . set = new TreeSet < Comparable > ( ) ; return this ; }
Initialise the implicational system.
Initialise the implicational system .