36 lines
624 B
Go
36 lines
624 B
Go
package utils
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import (
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"math"
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)
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func ProbabilityEffort(effort float64) float64 {
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return 1 - math.Exp(-effort/100)
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}
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func ProbabilityMode(i ...float64) (n float64) {
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//cannot use max as it's not variadic
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for _, item := range i {
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if item > n {
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n = item
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}
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}
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return n
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}
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func ProbabilityNShares(shares uint64, effort float64) float64 {
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num := math.Pow(effort/100, float64(shares))
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den := float64(Factorial(shares))
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return (num / den) * math.Exp(-effort/100)
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}
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// Factorial Valid for small n
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func Factorial(n uint64) (result uint64) {
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if n > 0 {
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result = n * Factorial(n-1)
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return result
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}
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return 1
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}
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