gavindiaz/QuanTAlib
1
0
Fork 0
mirror of https://github.com/mihakralj/QuanTAlib.git synced 2026-08-24 05:28:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

[CodeFactor] Apply fixes to commit 9697fac

Browse Source
This commit is contained in:
codefactor-io
2026-03-14 05:03:08 +00:00
parent 9697facfb4
commit e35ff7fa3f
164 changed files with 458 additions and 530 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/numerics/betadist/Betadist.cs
+8 -8
View File
@@ -116,8 +116,8 @@ public sealed class Betadist : AbstractBase
ser += LanczosCoeff[k] / (x + k);
}
return 0.5 * Math.Log(2.0 * Math.PI)
+ (x + 0.5) * Math.Log(t)
return (0.5 * Math.Log(2.0 * Math.PI))
+ ((x + 0.5) * Math.Log(t))
- t
+ Math.Log(ser);
}
@@ -161,7 +161,7 @@ public sealed class Betadist : AbstractBase
// ln-prefactor: cfX^cfA * (1-cfX)^cfB / (cfA * B(cfA,cfB))
// B(a,b) = B(b,a) so the log-beta term is symmetric.
double lnPrefactor = cfA * Math.Log(cfX) + cfB * Math.Log(1.0 - cfX)
double lnPrefactor = (cfA * Math.Log(cfX)) + (cfB * Math.Log(1.0 - cfX))
- Math.Log(cfA)
- (LnGamma(cfA) + LnGamma(cfB) - LnGamma(cfA + cfB));
@@ -186,7 +186,7 @@ public sealed class Betadist : AbstractBase
double qam = p - 1.0;
double c = 1.0;
double d = 1.0 - qab * x / qap;
double d = 1.0 - (qab * x / qap);
if (Math.Abs(d) < FpMin)
{
d = FpMin;
@@ -201,13 +201,13 @@ public sealed class Betadist : AbstractBase
// Even step: d_{2m}
double aa = m * (q - m) * x / ((qam + m2) * (p + m2));
d = 1.0 + aa * d;
d = 1.0 + (aa * d);
if (Math.Abs(d) < FpMin)
{
d = FpMin;
}
c = 1.0 + aa / c;
c = 1.0 + (aa / c);
if (Math.Abs(c) < FpMin)
{
c = FpMin;
@@ -218,13 +218,13 @@ public sealed class Betadist : AbstractBase
// Odd step: d_{2m+1}
aa = -(p + m) * (qab + m) * x / ((p + m2) * (qap + m2));
d = 1.0 + aa * d;
d = 1.0 + (aa * d);
if (Math.Abs(d) < FpMin)
{
d = FpMin;
}
c = 1.0 + aa / c;
c = 1.0 + (aa / c);
if (Math.Abs(c) < FpMin)
{
c = FpMin;