//  Electrical quantities classes:  2 direct current
                                        package electric;
public class Ecurrent {
       double value;

public Ecurrent(double   amps) {value = amps;}
public Ecurrent(Ecurrent x)    {value = x.value;}
public Ecurrent()              {value = 0;}

//  Ecurrent operations (additive pattern)
//  -------------------

public Ecurrent  addSet(Ecurrent rs) {value += rs.value; return this;}
public Ecurrent  subSet(Ecurrent rs) {value -= rs.value; return this;}
public Ecurrent  mpySet(double   rs) {value *= rs;       return this;}
public Ecurrent  divSet(double   rs) {value /= rs;       return this;}
public Ecurrent  modSet(double   rs) {value %= rs;       return this;}
public Ecurrent  modSet(Ecurrent rs) {value %= rs.value; return this;}

public Ecurrent  minus()           {return new Ecurrent(-value);}
public double div(Ecurrent rs)     {return value / rs.value;}

public Ecurrent  add(Ecurrent rs) {return new Ecurrent(this).addSet(rs);}
public Ecurrent  sub(Ecurrent rs) {return new Ecurrent(this).subSet(rs);}
public Ecurrent  mpy(double   rs) {return new Ecurrent(this).mpySet(rs);}
public Ecurrent  div(double   rs) {return new Ecurrent(this).divSet(rs);}
public Ecurrent  mod(double   rs) {return new Ecurrent(this).modSet(rs);}
public Ecurrent  mod(Ecurrent rs) {return new Ecurrent(this).modSet(rs);}

public Epower     mpy(Epotential  v)  {return new Epower(value * v.value);}
public Epotential mpy(Eresistance r)  {return new Epotential(value * r.value);}

public boolean equals     (Ecurrent rs) {return value ==  rs.value;}
public boolean lessThan   (Ecurrent rs) {return value  <  rs.value;}
public boolean greaterThan(Ecurrent rs) {return value  >  rs.value;}

public String toString() {return value + " amps";}


}