public async Task TestExponentialDistribution01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Double.Distributions.InverseExponentialLa10(rng);
var fqa = new FrequencyAnalysis();
for (var n = 0; n < 100_000; n++)
fqa.CountThis(await dist.NextNumber());
var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
Assert.That(result[0], Is.EqualTo(0.0000501746820562).Within(0.0003));
Assert.That(result[1], Is.EqualTo(0.0000554515994322).Within(0.0003));
Assert.That(result[2], Is.EqualTo(0.0000612834950532).Within(0.0003));
Assert.That(result[21], Is.EqualTo(0.00040973497898).Within(0.00045));
Assert.That(result[22], Is.EqualTo(0.000452827182887).Within(0.00050));
Assert.That(result[23], Is.EqualTo(0.000500451433441).Within(0.00051));
Assert.That(result[50], Is.EqualTo(0.007446583070924).Within(0.003));
Assert.That(result[75], Is.EqualTo(0.090717953289412).Within(0.02));
Assert.That(result[85], Is.EqualTo(0.246596963941606).Within(0.05));
Assert.That(result[90], Is.EqualTo(0.406569659740598).Within(0.08));
Assert.That(result[97], Is.EqualTo(0.81873075307798).Within(0.08));
Assert.That(result[98], Is.EqualTo(0.904837418035957).Within(0.08));
Assert.That(result[99], Is.EqualTo(0.999999999999999).Within(0.08));
}
public async Task TestExponentialGeneratorWithRange01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Double.Distributions.InverseExponentialLa10(rng);
var samples = new double[1_000];
