<s>
EuLisp	B-Language
is	O
a	O
statically	O
and	O
dynamically	B-Language
scoped	I-Language
Lisp	B-Language
dialect	O
developed	O
by	O
a	O
loose	O
formation	O
of	O
industrial	O
and	O
academic	O
Lisp	B-Language
users	O
and	O
developers	O
from	O
around	O
Europe	O
.	O
</s>
<s>
The	O
standardizers	O
intended	O
to	O
create	O
a	O
new	O
Lisp	B-Language
"	O
less	O
encumbered	O
by	O
the	O
past	O
"	O
(	O
compared	O
to	O
Common	B-Language
Lisp	I-Language
)	O
,	O
and	O
not	O
so	O
minimalist	B-Device
as	O
Scheme	B-Language
.	O
</s>
<s>
Another	O
objective	O
was	O
to	O
integrate	O
the	O
object-oriented	B-Language
programming	I-Language
paradigm	O
well	O
.	O
</s>
<s>
The	O
complete	O
specification	O
and	O
a	O
first	O
implementation	O
(	O
interpreted-only	O
)	O
were	O
made	O
available	O
in	O
1990	O
.	O
</s>
<s>
Its	O
main	O
traits	O
are	O
that	O
it	O
is	O
a	O
Lisp-1	O
(	O
no	O
separate	O
function	O
and	O
variable	O
namespaces	O
)	O
,	O
has	O
a	O
Common	B-Application
Lisp	I-Application
Object	I-Application
System	I-Application
(	O
CLOS	B-Application
)	O
style	O
generic-function	O
type	O
object-oriented	B-Language
system	O
named	O
The	O
EuLisp	B-Language
Object	B-Language
System	I-Language
(	O
TELOS	O
)	O
integrated	O
from	O
the	O
ground	O
up	O
,	O
has	O
a	O
built-in	O
module	O
system	O
,	O
and	O
is	O
defined	O
in	O
layers	O
to	O
promote	O
the	O
use	O
of	O
the	O
Lisp	B-Language
on	O
small	O
,	O
embedded	O
hardware	O
and	O
educational	O
machines	O
.	O
</s>
<s>
It	O
supports	O
continuations	O
,	O
though	O
not	O
as	O
powerfully	O
as	O
Scheme	B-Language
.	O
</s>
<s>
It	O
has	O
a	O
simple	O
lightweight	O
process	O
mechanism	O
(	O
threads	B-Operating_System
)	O
.	O
</s>
<s>
Modules	O
based	O
on	O
(	O
non-first-class	O
)	O
lexical	B-Language
environments	I-Language
.	O
</s>
<s>
Lexically	O
scoped	B-Language
,	O
with	O
dynamic	O
or	O
late	O
binding	O
available	O
in	O
Level-1	O
.	O
</s>
<s>
A	O
single	O
name	O
space	O
for	O
function	O
and	O
variable	O
names	O
(	O
like	O
Scheme	B-Language
)	O
.	O
</s>
<s>
A	O
fully	O
integrated	O
object	B-Language
system	I-Language
with	O
single	O
inheritance	O
at	O
Level-0	O
and	O
multiple	B-Application
inheritance	I-Application
and	O
meta-object	O
protocol	O
at	O
Level-1	O
.	O
</s>
<s>
An	O
object-oriented	B-Language
condition	O
system	O
.	O
</s>
<s>
An	O
early	O
implementation	O
of	O
EuLisp	B-Language
was	O
Free	O
and	O
Eventually	O
Eulisp	B-Language
(	O
FEEL	O
)	O
.	O
</s>
<s>
The	O
successor	O
to	O
FEEL	O
was	O
Youtoo	O
(	O
interpreted	B-Application
and	O
compiled	B-Language
versions	O
)	O
,	O
by	O
University	O
of	O
Bath	O
in	O
the	O
United	O
Kingdom	O
.	O
</s>
<s>
An	O
interpreter	B-Application
for	O
the	O
basic	O
level	O
of	O
EuLisp	B-Language
,	O
level-0	O
,	O
was	O
written	O
by	O
Russell	O
Bradford	O
in	O
XScheme	O
,	O
an	O
implementation	O
of	O
Scheme	B-Language
by	O
David	O
Michael	O
Betz	O
,	O
originally	O
named	O
EuScheme	O
but	O
the	O
most	O
recent	O
version	O
is	O
renamed	O
EuXLisp	O
to	O
avoid	O
confusion	O
.	O
</s>
<s>
Also	O
Eu2C	O
,	O
a	O
EuLisp	B-Language
optimizing	O
compiler	B-Language
,	O
was	O
created	O
by	O
Fraunhofer	O
ISST	O
under	O
the	O
APPLY	O
project	O
in	O
Germany	O
.	O
</s>
<s>
A	O
dialect	O
of	O
EuLisp	B-Language
was	O
developed	O
,	O
named	O
Plural	B-Language
EuLisp	I-Language
.	O
</s>
<s>
It	O
was	O
EuLisp	B-Language
with	O
parallel	B-Operating_System
computing	I-Operating_System
programming	O
extensions	O
.	O
</s>
<s>
Example	O
use	O
of	O
classes	O
in	O
the	O
algorithm	O
to	O
solve	O
the	O
"	O
Towers	B-Language
of	I-Language
Hanoi	I-Language
"	O
problem	O
.	O
</s>
