Any function f can act like a set. If the logical value of
f(x)
is true, then x is considered a member of f, otherwise it is not.
For example, the set of all the (floating point) numbers between 0 and 1
can be defined by
>> S = x -> (x >= 0 && x <= 1)
>> 0.5 (- S
1
>> 1.5 (- S
0
oz
2009-12-22