repl.txt (760B)
1 2 {{alias}}( b, x ) 3 Evaluates `bˣ - 1`. 4 5 When `b` is close to `1` and/or `x` is small, this function is more accurate 6 than naively computing `bˣ` and subtracting `1`. 7 8 Parameters 9 ---------- 10 b: number 11 Base. 12 13 x: number 14 Exponent. 15 16 Returns 17 ------- 18 y: number 19 Function value. 20 21 Examples 22 -------- 23 > var y = {{alias}}( 2.0, 3.0 ) 24 7.0 25 > y = {{alias}}( 4.0, 0.5 ) 26 1.0 27 > y = {{alias}}( 0.0, 100.0 ) 28 -1.0 29 > y = {{alias}}( 100.0, 0.0 ) 30 0.0 31 > y = {{alias}}( 0.0, 0.0 ) 32 0.0 33 > y = {{alias}}( {{alias:@stdlib/constants/float64/pi}}, 5.0 ) 34 ~305.0197 35 > y = {{alias}}( NaN, 3.0 ) 36 NaN 37 > y = {{alias}}( 5.0, NaN ) 38 NaN 39 40 See Also 41 -------- 42