private void PreCompute()
{
var factors = Environments.Select(e => new BigUInt((BigInteger)(e.parameters.PlainModulus.Value)));
var uIntBigFactor = factors.Aggregate((n1, n2) => n1 * n2);
bigFactor = (BigInteger)uIntBigFactor.ToBigInteger();
var minors = factors.Select(p => uIntBigFactor / p).ToList();
var t = new BigUInt();
BigUInt[] ys = minors.Zip(factors, (m, p) => Reminder(m, p, t).ModuloInvert(p)).ToArray();
t.Dispose();
preComputedCoefficients = ys.Zip(minors, (y, m) => y * m).Select(v => (BigInteger)v.ToBigInteger()).ToArray();
foreach (var y in ys)
{
t.Dispose();
}
}