teldufalsari/kmath
2
0
Fork 0
forked from kscience/kmath
Code Pull Requests 1 Activity

Delete unused InternalUtils functions

Browse Source
This commit is contained in:
Iaroslav 2020-06-08 18:02:15 +07:00
parent d4226b7e7d
commit 46649a1ddf
No known key found for this signature in database
GPG Key ID: 46E15E4A31B3BCD7
1 changed files with 0 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
kmath-prob/src/commonMain/kotlin/scientifik/kmath/prob/samplers/InternalUtils.kt
View File

@ -18,24 +18,6 @@ internal object InternalUtils {
fun factorial(n: Int): Long = FACTORIALS[n] fun factorial(n: Int): Long = FACTORIALS[n]
fun validateProbabilities(probabilities: DoubleArray): Double {
require(probabilities.isNotEmpty()) { "Probabilities must not be empty." }
var sumProb = 0.0
probabilities.forEach { prob ->
validateProbability(prob)
sumProb += prob
}
require(!(sumProb.isInfinite() || sumProb <= 0)) { "Invalid sum of probabilities: $sumProb" }
return sumProb
}
private fun validateProbability(probability: Double): Unit =
require(!(probability < 0 || probability.isInfinite() || probability.isNaN())) {
"Invalid probability: $probability"
}
class FactorialLog private constructor( class FactorialLog private constructor(
numValues: Int, numValues: Int,
cache: DoubleArray? cache: DoubleArray?
@ -64,9 +46,6 @@ internal object InternalUtils {
} }
} }
fun withCache(cacheSize: Int): FactorialLog =
FactorialLog(cacheSize, logFactorials)
fun value(n: Int): Double { fun value(n: Int): Double {
if (n < logFactorials.size) if (n < logFactorials.size)
return logFactorials[n] return logFactorials[n]