public void PolyGF2Primitive()
{
foreach (var p in PolyGF2.GetAllPrimitive().Take(100))
{
Trace.WriteLine(p);
}
}
public void PolyGF2Irreducible()
{
foreach (var p in PolyGF2.GetAllIrreducible().Take(1000))
{
Trace.WriteLine(p);
}
}
public void PolyGF2SmallIrreduciblesCheck()
{
var p1 = PolyGF2.GetAllIrreducible().Take(1000).GetEnumerator();
var p2 = PolyGF2.SmallIrreducibles().Take(1000).GetEnumerator();
while (p1.MoveNext() && p2.MoveNext())
{
Assert.AreEqual(p1.Current, p2.Current);
}
}
public void SobolCoefficients()
{
Trace.WriteLine("s\ta\tP");
foreach (var p in PolyGF2.GetAllPrimitive().Take(100))
{
var a = p.GetCode();
a ^= 1ul << p.Degree;
a >>= 1;
Trace.WriteLine($"{p.Degree}\t{a}\t{p}");
}
}
public void PolyGF2Multiply()
{
var ps = PolyGF2.GetAll().Take(1000).ToArray();
var g = new Generator("PolyGF2Multiply");
for (int i = 0; i < 100; i++)
{
var p = ps[g.Int32(1000)];
var q = ps[g.Int32(1000)];
var z = p * q;
Assert.AreEqual(p.Degree + q.Degree, z.Degree, $"{z} = ({p})({q})");
}
}
public void PolyGF2DivRem()
{
var ps = PolyGF2.GetAll().Take(1000).ToArray();
var g = new Generator("PolyGF2DivRem");
for (int i = 0; i < 100; i++)
{
var p = ps[g.Int32(1000)];
var q = ps[g.Int32(1000)];
PolyGF2 r;
var d = PolyGF2.DivRem(p, q, out r);
Assert.AreEqual(p, d * q + r);
}
}
public void PolyGF2SmallIrreducibles()
{
var last = 0UL;
int len = 0;
foreach (var p in PolyGF2.GetAllIrreducible().Take(8192))
{
var c = p.GetCode();
var s = ((int)(c - last) / 2 - 1).ToString() + ",";
if (len + s.Length > 100)
{
Trace.WriteLine(""); len = 0;
}
Trace.Write(s);
len += s.Length;
last = c;
}
}
public void PolyGF2DivNoRem()
{
var ps = PolyGF2.GetAll().Take(1000).ToArray();
var g = new Generator("PolyGF2DivNoRem");
for (int i = 0; i < 100; i++)
{
var p = ps[g.Int32(1000)];
var q = ps[g.Int32(1000)];
var z = p * q;
PolyGF2 r;
var d = PolyGF2.DivRem(z, p, out r);
Assert.IsTrue(r.IsZero);
Assert.AreEqual(q, d);
d = PolyGF2.DivRem(z, q, out r);
Assert.IsTrue(r.IsZero);
Assert.AreEqual(p, d);
}
}