Resolution of Hartmanis' conjecture for NL-hard sparse sets

Jin-Yi Cai,D Sivakumar

doi:10.1007/bfb0045073

Resolution of Hartmanis' conjecture for NL-hard sparse sets

Jin-Yi Cai, D Sivakumar

https://doi.org/10.1007/bfb0045073

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Publication Date: Jan 1, 1997

Citations: 2

Affiliation: State University of New York, University of Houston

#Nondeterministic Logspace #Sparse Hard Set + Show 4 more

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Abstract

We resolve a conjecture of Hartmanis from 1978 about sparse hard sets for nondeterministic logspace (NL). We show that there exists a sparse hard set S for NL under logspace many-one reductions if and only if NL = L (deterministic logspace).

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