public abstract void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars);
public abstract void resolve(TranslationContext context);
public abstract void accept(EquationVisitor visitor);
public abstract void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars);
public abstract void resolve(TranslationContext context);
public abstract void accept(EquationVisitor visitor);