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gptkbp:instanceOf
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gptkb:theoretical_computer_science
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gptkbp:closed
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gptkb:intersection
gptkb:Union
complement
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gptkbp:completeProblemUnder
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logspace reductions
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gptkbp:contains
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PATH problem
ST-connectivity problem
|
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gptkbp:definedIn
|
set of decision problems solvable by a nondeterministic Turing machine using logarithmic space
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gptkbp:equivalentTo
|
co-NL
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gptkbp:hasSubgroup
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gptkb:P_(complexity_class)
gptkb:L_(complexity_class)
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|
gptkbp:importantProblem
|
directed s-t connectivity
graph reachability
|
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gptkbp:introducedIn
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1970s
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gptkbp:notKnownToBeEqualTo
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gptkb:P_(complexity_class)
gptkb:L_(complexity_class)
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gptkbp:numberOfIssues
|
PATH problem
|
|
gptkbp:provenBy
|
gptkb:Immerman–Szelepcsényi_theorem
|
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gptkbp:relatedTo
|
gptkb:NP_(complexity_class)
gptkb:P_(complexity_class)
gptkb:L_(complexity_class)
co-NL
|
|
gptkbp:spaceBound
|
O(log n)
|
|
gptkbp:standsFor
|
Nondeterministic Logarithmic space
|
|
gptkbp:typicalMachineModel
|
gptkb:nondeterministic_Turing_machine
|
|
gptkbp:usedIn
|
gptkb:theoretical_computer_science
|
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gptkbp:bfsParent
|
gptkb:P_(complexity_class)
|
|
gptkbp:bfsLayer
|
6
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NL (complexity class)
|