public override bool Equals(System.Object otherStudent) { if (!(otherStudent is Student)) { return(false); } else { Student newStudent = (Student)otherStudent; bool idEquality = this.GetId() == newStudent.GetId(); bool nameEquality = this.GetName() == newStudent.GetName(); bool dateEquality = this.GetDate() == newStudent.GetDate(); return(idEquality && nameEquality && dateEquality); } }