RosettaCodeData/Task/Y-combinator/J/y-combinator-9.j
2019-09-12 10:33:56 -07:00

12 lines
380 B
Text

fac f. Y NB. Factorial...
'1:`(] * [ ([ 128!:2 ,&<) ] - 1:)@.(0 < ])&>/'&([ 128!:2 ,&<)
fac f. NB. Factorial step...
1:`(] * [ ([ 128!:2 ,&<) ] - 1:)@.(0 < ])
Fib f. Y NB. Fibonacci...
'(([ ([ 128!:2 ,&<) ] - 2:) + [ ([ 128!:2 ,&<) ] - 1:)^:(1 < ])&>/'&([ 128!:2 ,&<)
Fib f. NB. Fibonacci step...
(([ ([ 128!:2 ,&<) ] - 2:) + [ ([ 128!:2 ,&<) ] - 1:)^:(1 < ])