-
problems in
PSPACE are also in
PSPACE,
meaning that co-
PSPACE =
PSPACE.[citation needed] The
following relations are
known between PSPACE and the complexity...
- In com****tional
complexity theory, a
decision problem is
PSPACE-complete if it can be
solved using an
amount of
memory that is
polynomial in the input...
- CppLinda,
Boreas C#:
pSpaces Erlang:
Erlinda Go:
pSpaces Java: JavaSpaces, jRESP, TSpaces, LightTS, LIME,
pSpaces JavaScript:
pSpaces Lisp Lua:
LuaTS Lua...
- need not
store game states;
however many
games of
interest are
known to be
PSPACE-hard, and it
follows that
their space complexity will be lower-bounded by...
-
hypothetical technologies List of NP-complete
problems List of
paradoxes List of
PSPACE-complete
problems List of
undecidable problems List of
unsolved deaths Lists...
- \exists z\ ((x\lor z)\land y)} QBF is the
canonical complete problem for
PSPACE, the
class of
problems solvable by a
deterministic or
nondeterministic Turing...
- also
known to be no
larger than
PSPACE, the
class of
problems decidable in
polynomial space. Again,
whether P =
PSPACE is an open problem. To summarize:...
- is in EXPSPACE, and is
PSPACE-hard. It's
proved to be
PSPACE-hard by
reducing Generalized Geography, a
problem known to be
PSPACE-hard, to a game of Ghost...
- the
classes NP and co-NP. Each
class in the
hierarchy is
contained within PSPACE. The
hierarchy can be
defined using oracle machines or
alternating Turing...
-
basic time and
space complexity classes in the
following way: P ⊆ NP ⊆
PSPACE ⊆
EXPTIME ⊆
NEXPTIME ⊆ EXPSPACE. Furthermore, by the time
hierarchy theorem...
