ou opérateur R

# Or
x | y

# Other operators:
<	# less than
<=	# less than or equal to
>	# greater than
>=	# greater than or equal to
==	# exactly equal to
!=	# not equal to
!x	# Not x
x | y	# x OR y
x & y	# x AND y
isTRUE(x) # 	test if X is TRUE
Matthew David