local function xxx and local yyy= function

[Linker <linker.m.lin@...>]

1:

local function n() print(n);n();end

n()

infinite loop

2:

local n2=function() print(n2);n2();end

n2()

output: nil

error:attempt to call global 'n2' (a nil value)

Why?
--
Regards,
Linker Lin
linker.m.lin@gmail.com