20
Complexity and Reducibility of the Skip Delivery Problem.pdf
Complexity and Reducibility of the Skip Delivery Problem
27
COMPLETE REDUCIBILITY AND CONJUGACY CLASSES OF TUPLES IN….pdf
COMPLETE REDUCIBILITY AND CONJUGACY CLASSES OF TUPLES IN…
40
Typing untyped λ-terms, or reducibility strikes again!.pdf
Typing untyped λ-terms, or reducibility strikes again!
21
A Reducibility that Corresponds to Unbalanced Leaf-Language Classes.pdf
We introduce the polynomial-time tree reducibility (ptt-reducibility). Our main result states that for languages B and C it holds that B ptt-reduces to C if and only if the unbalanced leaf-language class of B is robustly contained in the unbalanced leaf-language class of C. This is the unbalanced analogue of the well-known result by Bovet, Crescenzi, Silvestri, and Vereshchagin which connects polylog-time reducibility with balanced leaf-languages. We show that restricted to regular languages, the levels 0, 1/2, 1, and 3/2 of the dot-depth hier- archy (DDH) are closed under ptt-reducibility. This gives evidence that with respect to unbalanced leaf-languages, the dot-depth hierarchy and the polynomial-time hierarchy perfectly correspond. Level 0 of the DDH is closed under ptt-reducibility even without the restriction to regular languages. We show that this does not hold for higher levels. As a consequence of our study of ptt-reducibility, we obtain the rst gap theorem of leaf-langua
27
Reducibility of Ceria-Based Materials Exposed to Fuels and….pdf
Reducibility of Ceria-Based Materials Exposed to Fuels and…
23
highly loaded fe-mcm-41 materials synthesis and reducibility studies.pdf
highly loaded fe-mcm-41 materials synthesis and reducibility studies
9
Nickel incorporation in perovskite-type metal oxides - Implications on reducibility.pdf
Nickel incorporation in perovskite-type metal oxides – Implications on reducibility
8
Preparation of NiCNTs catalyst with high reducibility and their superior catalytic performance in benzene hydrogenation.pdf
Preparation of NiCNTs catalyst with high reducibility and their superior catalytic performance in benzene hydrogenation
98
Reducibility and Thermal Scaling in Nuclear Multifragmentation(核碎裂中的还原性和热缩放).pdf
Reducibility and Thermal Scaling in Nuclear Multifragmentation(核碎裂中的还原性和热缩放)

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