repl.txt (491B)
1 2 {{alias}}( λ ) 3 Returns the expected value of an exponential distribution. 4 5 If provided `NaN` as any argument, the function returns `NaN`. 6 7 If provided a negative value for `λ`, the function returns `NaN`. 8 9 Parameters 10 ---------- 11 λ: number 12 Rate parameter. 13 14 Returns 15 ------- 16 out: number 17 Expected value. 18 19 Examples 20 -------- 21 > var v = {{alias}}( 11.0 ) 22 ~0.091 23 > v = {{alias}}( 4.5 ) 24 ~0.222 25 26 See Also 27 -------- 28