public async Task TestWeibullDistribution01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Float.Distributions.WeibullK05La1(rng);
var fra = new FrequencyAnalysis();
for (var n = 0; n < 100_000; n++)
{
fra.CountThis(await dist.NextNumber());
}
var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
Assert.That(result[0], Is.EqualTo(1.000000000f).Within(0.2f));
Assert.That(result[1], Is.EqualTo(0.678415772f).Within(0.09f));
Assert.That(result[2], Is.EqualTo(0.536595233f).Within(0.09f));
Assert.That(result[21], Is.EqualTo(0.147406264f).Within(0.02f));
Assert.That(result[22], Is.EqualTo(0.142654414f).Within(0.02f));
Assert.That(result[23], Is.EqualTo(0.138217760f).Within(0.02f));
Assert.That(result[50], Is.EqualTo(0.075769787f).Within(0.095f));
Assert.That(result[75], Is.EqualTo(0.053016799f).Within(0.05f));
Assert.That(result[85], Is.EqualTo(0.047144614f).Within(0.05f));
Assert.That(result[90], Is.EqualTo(0.044629109f).Within(0.05f));
Assert.That(result[97], Is.EqualTo(0.041484591f).Within(0.05f));
Assert.That(result[98], Is.EqualTo(0.041067125f).Within(0.05f));
Assert.That(result[99], Is.EqualTo(0.040656966f).Within(0.05f));
}
public async Task TestWeibullGeneratorWithRange01()
{
using var rng = new MultiThreadedRng();
var dist = new FastRng.Float.Distributions.WeibullK05La1(rng);
var samples = new float[1_000];