]>

hazard (x) = h (x) = \frac{pdf (x)}{1 - cdf (x)}

chf (d i s t, x) = H (x) = \int_{- \infty}^{x} h (μ) d μ

t = \frac{μ - M}{\frac{s}{\sqrt{N}}}

\begin{matrix} f (k; n, p) & = & _{n} C_{k} p^{k} {(1 - p)}^{n - k} \\ = & \frac{n!}{k! (n - k)!} p^{k} {(1 - p)}^{n - k} \\ = & \frac{Γ (n + 1)}{Γ (k + 1) Γ (n - k + 1)} p^{k} {(1 - p)}^{n - k} \\ = & \frac{p^{k} {(1 - p)}^{n - k}}{B (k + 1, n - k + 1) (n + 1)} \end{matrix}

\begin{matrix} f (k; n, p) & = & _{n} C_{k} p^{k} {(1 - p)}^{n - k} \\ = & \frac{n!}{k! (n - k)!} p^{k} {(1 - p)}^{n - k} \end{matrix}

f (x; x_{0,} γ) = \frac{1}{π} (\frac{γ}{{(x - x_{0})}^{2} + γ^{2}})

Q = \sum_{i = 1}^{ν} {(\frac{χ_{i} - ν_{i}}{σ_{i}})}^{2}

f (x) = λ e^{- λ x}

f (x) = \frac{1}{x s \sqrt{2 π}} e^{\frac{- {(\ln x - m)}^{2}}{2 s^{2}}}

f_{n, m} (x) = \frac{m^{\frac{m}{2}} n^{\frac{n}{2}} x^{\frac{n}{2} - 1}}{{(m + n x)}^{\frac{(n + m)}{2}} B (\frac{n}{2,} \frac{m}{2})}

f (x; μ, σ) = \frac{1}{σ \sqrt{2 π}} e^{- \frac{{(x - μ)}^{2}}{2 σ^{2}}}

f (k; λ) = \frac{e^{- λ} λ^{k}}{k!}

f (x) = \frac{Γ (\frac{ν + 1}{2})}{\sqrt{ν π} Γ (\frac{ν}{2}) {(1 + \frac{x^{2}}{ν})}^{\frac{ν + 1}{2}}}

f (x; k, θ) = x^{k - 1} \frac{e^{- \frac{x}{θ}}}{θ^{k} Γ (k)}

f (x; α, β) = x^{α - 1} \frac{β^{α} e^{- β x}}{Γ (α)}

f (k; r, p) = \frac{Γ (r + k)}{k! Γ (r)} p^{r} {(1 - p)}^{k}

6 \frac{α^{3} - α^{2} (2 β - 1) + β^{2} (β - 1) - 2 α β (β + 2)}{α β (α + β + 2) (α + β + 3)}