//****************************************************************************************************
public override NumVar mul(NumVar b) {
try {
return new RealVar(this.m_val*((NumVar) b).ToDouble());
}
catch (Exception) {
throw new CalcException("Ошибка в вычислениях.");
}
}
//****************************************************************************************************
public virtual NumVar div(NumVar b) {
try {
return new RealVar(this.ToDouble()/b.ToDouble());
}
catch {
throw new CalcException("ќшибка в вычислени¤х");
}
}
//****************************************************************************************************
public override NumVar sub(NumVar b) {
if (b.IsInt())
return new IntVar(this.m_val - ((IntVar) b).Val);
else if (b.IsReal()) {
try {
return new RealVar((double) this.m_val - ((RealVar) b).Val);
}
catch (System.SystemException) {
throw new CalcException("ќшибка в вычислени¤х.");
}
}
else
return null;
}
//**************************************************************************************************** public abstract NumVar mul(NumVar b);
//**************************************************************************************************** public abstract NumVar sub(NumVar b);