• ← Function
• → SlotSequence

Slot

WMA link

#n

represents the n-th argument to a pure function.

#

is short-hand for #1.

#0

represents the pure function itself.

• • #

Unused arguments are simply ignored:

• • {#1, #2, #3}&[1, 2, 3, 4, 5]

Recursive pure functions can be written using #0:

• • If[#1<=1, 1, #1 #0[#1-1]]& [10]