WOLFRAM
|
DEMONSTRATIONS PROJECT
Fourier Transform Pairs
f
(
x
)
t
o
p
h
a
t
e
x
p
(
-
a
2
x
)
2
x
e
x
p
(
-
a
2
x
)
e
x
p
(
-
a
x
)
a
1
.
0
6
2
H
e
r
e
a
r
e
f
o
u
r
e
x
a
m
p
l
e
s
o
f
F
o
u
r
i
e
r
t
r
a
n
s
f
o
r
m
p
a
i
r
s
r
e
l
a
t
e
d
b
y
f
(
k
)
=
1
2
π
∞
∫
-
∞
f
(
x
)
k
x
d
x
,
w
h
e
r
e
t
h
e
s
l
i
d
e
r
a
i
s
a
w
i
d
t
h
p
a
r
a
m
e
t
e
r
.