<s>
VU-3D	B-Application
is	O
a	O
3D	B-Algorithm
modelling	I-Algorithm
software	I-Algorithm
package	O
for	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
home	O
computer	O
.	O
</s>
<s>
It	O
was	O
published	O
by	O
Psion	B-Application
in	O
1982	O
.	O
</s>
<s>
VU-3D	B-Application
includes	O
commands	O
to	O
allow	O
the	O
user	O
,	O
to	O
move	O
round	O
the	O
object	O
and	O
look	O
at	O
it	O
from	O
different	O
distances	O
and	O
directions	O
.	O
</s>
<s>
Object	O
creation	O
is	O
done	O
in	O
Wire-frame	B-Algorithm
model	I-Algorithm
display	O
,	O
with	O
the	O
possibility	O
of	O
defining	O
a	O
light	O
source	O
and	O
rendering	O
a	O
shaded	O
view	O
.	O
</s>
<s>
Along	O
with	O
VU-Calc	O
and	O
VU-File	O
,	O
it	O
was	O
part	O
of	O
Psion	B-Application
's	O
productivity	O
software	O
suite	O
.	O
</s>
