repl.txt (535B)
1 2 {{alias}}( x ) 3 Computes the principal square root of a single-precision floating-point 4 number. 5 6 For `x < 0`, the principal square root is not defined. 7 8 Parameters 9 ---------- 10 x: number 11 Input value. 12 13 Returns 14 ------- 15 y: number 16 Principal square root. 17 18 Examples 19 -------- 20 > var y = {{alias}}( 4.0 ) 21 2.0 22 > y = {{alias}}( 9.0 ) 23 3.0 24 > y = {{alias}}( 0.0 ) 25 0.0 26 > y = {{alias}}( -4.0 ) 27 NaN 28 > y = {{alias}}( NaN ) 29 NaN 30 31 See Also 32 -------- 33