quantified.uncertainty/squiggle

Ozzie Gooen 60d6ad759d Add future features page to docs

2022-02-09 20:53:33 -05:00

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Squiggle Language

Distributions

normal(a,b)
uniform(a,b)
lognormal(a,b)
lognormalFromMeanAndStdDev(mean, stdev)
beta(a,b)
exponential(a)
triangular(a,b,c)
mm(a,b,c, [1,2,3])
cauchy() //todo
pareto() //todo

Functions

trunctate() //todo
leftTrunctate() //todo
rightTrunctate()//todo

Functions

pdf(distribution, float)
inv(distribution, float)
cdf(distribution, float)
mean(distribution)
sample(distribution)
scaleExp(distribution, float)
scaleMultiply(distribution, float)
scaleLog(distribution, float)

Example Functions

ozzie_estimate(t) = lognormal({mean: 3 + (t+.1)^2.5, stdev: 8})
nuño_estimate(t) = lognormal({mean: 3 + (t+.1)^2, stdev: 10})
combined(t) = mm(ozzie_estimate(t) .+ nuño_estimate(t))
combined

us_economy_2018 = (10.5 to 10.9)T
growth_rate = 1.08 to 1.2
us_economy(t) = us_economy_2018 * (growth_rate^t)

us_population_2019 = 320M to 330M
us_population_growth_rate = 1.01 to 1.1
us_population(t) = us_population_2019 * (us_population_growth_rate^t)
gdp_per_person(t) = us_economy(t)/us_population(t)
gdp_per_person

gdp_per_person