I
n
[
]
:
=
f
[
t
_
]
=
2
-
3
1
6
0
(
-
3
2
+
4
0
2
t
-
2
0
3
t
+
5
t
)
0
≤
t
<
2
0
T
r
u
e
;
d
i
s
t
F
=
P
r
o
b
a
b
i
l
i
t
y
D
i
s
t
r
i
b
u
t
i
o
n
[
f
[
t
]
,
{
t
,
0
,
2
}
]
;
d
i
s
t
G
=
T
r
a
n
s
f
o
r
m
e
d
D
i
s
t
r
i
b
u
t
i
o
n
x
+
y
S
q
r
t
[
3
]
,
{
x
,
y
}
P
r
o
d
u
c
t
D
i
s
t
r
i
b
u
t
i
o
n
[
{
d
i
s
t
F
,
2
}
]
;
I
n
t
e
g
r
a
t
e
[
P
D
F
[
d
i
s
t
G
,
t
]
,
{
t
,
0
,
4
/
S
q
r
t
[
3
]
}
]
O
u
t
[
]
=
1