public async Task TestExponentialDistribution01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Float.Distributions.InverseExponentialLa5(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(0.007083408929052f).Within(0.008f));
Assert.That(result[1], Is.EqualTo(0.007446583070924f).Within(0.008f));
Assert.That(result[2], Is.EqualTo(0.007828377549226f).Within(0.008f));
Assert.That(result[21], Is.EqualTo(0.020241911445804f).Within(0.05f));
Assert.That(result[22], Is.EqualTo(0.021279736438377f).Within(0.05f));
Assert.That(result[23], Is.EqualTo(0.022370771856166f).Within(0.05f));
Assert.That(result[50], Is.EqualTo(0.08629358649937f).Within(0.02f));
Assert.That(result[75], Is.EqualTo(0.301194211912202f).Within(0.03f));
Assert.That(result[85], Is.EqualTo(0.496585303791409f).Within(0.05f));
Assert.That(result[90], Is.EqualTo(0.637628151621772f).Within(0.06f));
Assert.That(result[97], Is.EqualTo(0.904837418035959f).Within(0.08f));
Assert.That(result[98], Is.EqualTo(0.951229424500713f).Within(0.08f));
Assert.That(result[99], Is.EqualTo(1f).Within(0.08f));
}
public async Task TestExponentialGeneratorWithRange01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Float.Distributions.InverseExponentialLa5(rng);
var samples = new float[1_000];
