repl.txt (566B)
1 2 {{alias}}( α, β ) 3 Returns the excess kurtosis of an inverse gamma distribution. 4 5 If `α <= 4` or `β <= 0`, the function returns `NaN`. 6 7 If `α` or `β` is `NaN`, the function returns `NaN`. 8 9 Parameters 10 ---------- 11 α: number 12 Shape parameter. 13 14 β: number 15 Rate parameter. 16 17 Returns 18 ------- 19 out: number 20 Excess kurtosis. 21 22 Examples 23 -------- 24 > var v = {{alias}}( 7.0, 5.0 ) 25 12.0 26 > v = {{alias}}( 6.0, 12.0 ) 27 19.0 28 > v = {{alias}}( 8.0, 2.0 ) 29 ~8.7 30 31 See Also 32 -------- 33