WOLFRAM
|
DEMONSTRATIONS PROJECT
2D Walsh Functions
o
r
d
e
r
1
2
3
W
a
l
s
h
f
u
n
c
t
i
o
n
s
a
r
e
a
d
i
s
c
r
e
t
e
a
n
a
l
o
g
o
f
t
h
e
s
i
n
e
s
a
n
d
c
o
s
i
n
e
s
o
f
F
o
u
r
i
e
r
t
r
a
n
s
f
o
r
m
s
.