<s>
PV-WAVE	B-Language
(	O
Precision	O
Visuals	O
-	O
Workstation	O
Analysis	O
and	O
Visualization	O
Environment	O
)	O
is	O
an	O
array	O
oriented	O
fourth-generation	B-Language
programming	I-Language
language	I-Language
used	O
by	O
engineers	O
,	O
scientists	O
,	O
researchers	O
,	O
business	O
analysts	O
and	O
software	O
developers	O
to	O
build	O
and	O
deploy	O
visual	O
data	O
analysis	O
applications	O
.	O
</s>
<s>
In	O
January	O
2019	O
,	O
PV-Wave	B-Language
parent	O
Rogue	O
Wave	O
Software	O
was	O
acquired	O
by	O
Minneapolis	O
,	O
Minnesota-based	O
application	O
software	O
developer	O
Perforce	B-General_Concept
.	O
</s>
<s>
PV-WAVE	B-Language
was	O
originally	O
developed	O
by	O
a	O
company	O
called	O
Precision	O
Visuals	O
,	O
based	O
in	O
Boulder	O
,	O
CO	O
.	O
</s>
<s>
In	O
1992	O
,	O
the	O
IMSL	B-Library
Numerical	I-Library
Libraries	I-Library
and	O
Precision	O
Visuals	O
merged	O
and	O
the	O
new	O
company	O
was	O
renamed	O
Visual	O
Numerics	O
.	O
</s>
<s>
PV-WAVE	B-Language
is	O
closely	O
related	O
to	O
the	O
IDL	B-Language
(	O
programming	O
language	O
)	O
,	O
from	O
whose	O
code-base	O
PV-WAVE	B-Language
originated	O
.	O
</s>
<s>
The	O
shared	O
history	O
of	O
PV-WAVE	B-Language
and	O
IDL	B-Language
began	O
in	O
1988	O
,	O
when	O
Precision	O
Visuals	O
entered	O
into	O
an	O
agreement	O
with	O
Research	O
Systems	O
,	O
Incorporated	O
(	O
RSI	O
,	O
the	O
original	O
developer	O
of	O
IDL	B-Language
)	O
under	O
which	O
Precision	O
Visuals	O
resold	O
IDL	B-Language
under	O
the	O
name	O
PV-WAVE	B-Language
.	O
</s>
<s>
In	O
September	O
1990	O
,	O
Precision	O
Visuals	O
exercised	O
an	O
option	O
in	O
its	O
agreement	O
with	O
RSI	O
to	O
purchase	O
a	O
copy	O
of	O
the	O
IDL	B-Language
source	O
code	O
.	O
</s>
<s>
Since	O
that	O
time	O
,	O
IDL	B-Language
and	O
PV-WAVE	B-Language
have	O
been	O
on	O
separate	O
development	O
tracks	O
:	O
each	O
product	O
has	O
been	O
enhanced	O
,	O
supported	O
,	O
and	O
maintained	O
separately	O
by	O
its	O
respective	O
company	O
.	O
</s>
<s>
In	O
January	O
2019	O
,	O
Rogue	O
Wave	O
Software	O
was	O
acquired	O
by	O
Minneapolis	O
,	O
Minnesota-based	O
application	O
software	O
developer	O
Perforce	B-General_Concept
.	O
</s>
<s>
Due	O
to	O
their	O
common	O
history	O
,	O
PV-WAVE	B-Language
and	O
IDL	B-Language
share	O
a	O
similar	O
FORTRAN-like	O
syntax	O
,	O
as	O
well	O
as	O
many	O
common	O
commands	O
,	O
functions	O
,	O
and	O
subroutines	O
.	O
</s>
