//генерация события повторного обращения за обслуживанием
public override void GenerateEvent(Call call, double timer, Journal journal)
{
double time = timer + exp.NextValue();
Event FutureEvent = new Event(call, this, time);
journal.Add(FutureEvent);
}
public double NextValue()
{
double result = 0, x, p, y, d, c, z, u, v;
if ((alpha > 0) && (beta > 0))
{
if ((alpha > 0) && (alpha < 1))
{
x = (Math.E + alpha) / Math.E;
do
{
p = x * Generator.NextValue();
if (p > 1)
{
y = -Math.Log((x - p) / alpha);
}
else
{
y = Math.Pow(p, alpha - 1);
}
}while (((y < 1) && (Math.Pow(Math.E, -y) < Generator.NextValue())) || ((y >= 1) && (Math.Pow(y, alpha - 1) < Generator.NextValue())));
result = y;
}
if (alpha > 1)
{
d = alpha - 1 / 3;
c = 1 / (Math.Sqrt(9 * d));
do
{
z = norm.NextValue();
u = Generator.NextValue();
v = Math.Pow(1 + c * z, 3);
}while ((z <= (-1 / c)) && (Math.Log(u) >= (0.5 * z * z + d - d * v + d * Math.Log(v))));
result = d * v;
}
if ((alpha == 1) && (beta == 1))
{
result = exp.NextValue();
}
}
return(result / beta);
}
