<s>
MATH-MATIC	B-Language
is	O
the	O
marketing	O
name	O
for	O
the	O
AT-3	B-Language
(	O
Algebraic	O
Translator	O
3	O
)	O
compiler	B-Language
,	O
an	O
early	O
programming	O
language	O
for	O
the	B-Operating_System
UNIVAC	I-Operating_System
I	O
and	O
UNIVAC	B-Device
II	I-Device
.	O
</s>
<s>
MATH-MATIC	B-Language
was	O
written	O
beginning	O
around	O
1955	O
by	O
a	O
team	O
led	O
by	O
Charles	O
Katz	O
under	O
the	O
direction	O
of	O
Grace	O
Hopper	O
.	O
</s>
<s>
Syntactically	O
,	O
MATH-MATIC	B-Language
was	O
similar	O
to	O
Univac	B-Operating_System
's	O
contemporaneous	O
business-oriented	O
language	O
,	O
FLOW-MATIC	B-Language
,	O
differing	O
in	O
providing	O
algebraic-style	O
expressions	O
and	O
floating-point	B-Algorithm
arithmetic	I-Algorithm
,	O
and	O
arrays	O
rather	O
than	O
record	O
structures	O
.	O
</s>
<s>
Expressions	O
in	O
MATH-MATIC	B-Language
could	O
contain	O
numeric	B-Algorithm
exponents	O
,	O
including	O
decimals	O
and	O
fractions	O
,	O
by	O
way	O
of	O
a	O
custom	O
typewriter	O
.	O
</s>
<s>
MATH-MATIC	B-Language
programs	O
could	O
include	O
inline	B-Language
assembler	I-Language
sections	O
of	O
ARITH-MATIC	B-Language
code	O
and	O
UNIVAC	B-Operating_System
machine	O
code	O
.	O
</s>
<s>
The	B-Operating_System
UNIVAC	I-Operating_System
I	O
had	O
only	O
1000	O
words	O
of	O
memory	O
,	O
and	O
the	O
successor	O
UNIVAC	B-Device
II	I-Device
as	O
little	O
as	O
2000	O
.	O
</s>
<s>
MATH-MATIC	B-Language
allowed	O
for	O
larger	O
programs	O
,	O
automatically	O
generating	O
code	O
to	O
read	O
overlay	B-General_Concept
segments	O
from	O
UNISERVO	B-Device
tape	O
as	O
required	O
.	O
</s>
<s>
The	O
compiler	B-Language
attempted	O
to	O
avoid	O
splitting	O
loops	O
across	O
segments	O
.	O
</s>
<s>
In	O
proposing	O
the	O
collaboration	O
with	O
the	O
ACM	O
that	O
led	O
to	O
ALGOL	B-Language
58	I-Language
,	O
the	O
Gesellschaft	O
für	O
Angewandte	O
Mathematik	O
und	O
Mechanik	O
wrote	O
that	O
it	O
considered	O
MATH-MATIC	B-Language
the	O
closest	O
available	O
language	O
to	O
its	O
own	O
proposal	O
.	O
</s>
<s>
In	O
contrast	O
to	O
Backus	O
 '	O
FORTRAN	B-Application
,	O
MATH-MATIC	B-Language
did	O
not	O
emphasise	O
execution	O
speed	O
of	O
compiled	B-Language
programs	O
.	O
</s>
<s>
The	B-Operating_System
UNIVAC	I-Operating_System
machines	O
did	O
not	O
have	O
floating-point	B-Algorithm
hardware	O
,	O
and	O
MATH-MATIC	B-Language
was	O
translated	O
via	O
A-3	B-Language
(	O
ARITH-MATIC	B-Language
)	O
pseudo-assembler	O
code	O
rather	O
than	O
directly	O
to	O
UNIVAC	B-Operating_System
machine	O
code	O
,	O
limiting	O
its	O
usefulness	O
.	O
</s>
<s>
A	O
sample	O
MATH-MATIC	B-Language
program	O
:	O
</s>
