%: y (Square Root)
The Square Root of numeric noun: y .
*: 49 7
The following is an animation for the Square Root monadic verb that might be useful to those new to J
Common uses
Can lead to neater tacit expressions.
See Also
Halve (-.)
Double (+:)
Square (*:)
Entry in the J Dictionary for %:
x %: y (Root)
The x-th root of numeric noun: y .
2 %: 49 NB. square-root 7 3 %: 49 NB. cube-root 3.65931
Common uses
Can lead to neater tacit expressions.
See Also
Halve (-.)
Double (+:)
Square (*:)
Entry in the J Dictionary for %: