z
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f
(
z
)
=
cos
(
z
)
g
(
z
)
=
sin
(
z
)
h
(
z
)
=
1
/
z
l
(
z
)
=
sin
(
1
/
z
)
q
(
z
)
=
z
2
w
(
z
)
=
e
z
cos
(
z
)
sin
(
z
)
1
/
z
sin
(
1
/
z
)
z
2
e
z