Search Results - "Sapir, M"
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Conjugacy problem in groups with quadratic Dehn function
Published in Bulletin of mathematical sciences (01-04-2020)“…We construct a finitely presented group with quadratic Dehn function and undecidable conjugacy problem. This solves Rips’ problem formulated in 1994…”
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Diagram groups and directed 2-complexes: Homotopy and homology
Published in Journal of pure and applied algebra (01-04-2006)“…We show that diagram groups can be viewed as fundamental groups of spaces of positive paths on directed 2-complexes (these spaces of paths turn out to be…”
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3
Promoting the potential of community-oriented primary care
Published in American journal of public health (1971) (01-07-1994)Get full text
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4
On Dehn functions of free products of groups
Published in Proceedings of the American Mathematical Society (01-07-1999)“…In this article we show that the Dehn function of a nontrivial free product of groups is equivalent to its subnegative closure…”
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5
Access to comprehensive health services is fundamental
Published in American journal of public health (1971) (01-06-1994)Get full text
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Isoperimetric Functions of Groups and Computational Complexity of the Word Problem
Published in Annals of mathematics (01-09-2002)“…We prove that the word problem of a finitely generated group G is in NP (solvable in polynomial time by a nondeterministic Turing machine) if and only if this…”
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Diagram groups are totally orderable
Published in Journal of pure and applied algebra (01-04-2006)“…In this paper, we introduce the concept of the independence graph of a directed 2-complex. We show that the class of diagram groups is closed under graph…”
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A note on the continuous extensions of injective morphisms between free groups to relatively free profinite groups
Published in Publicacions matemàtiques (2003)“…Let V be a pseudovariety of finite groups such that free groups are residually V, and let φ: F(A) → F(B) be an injective morphism between finitely generated…”
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Biological warfare and the 'Hiroshima' issue of JAMA
Published in JAMA : the journal of the American Medical Association (28-01-1998)Get full text
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10
Hidden assumptions in the critique of occult blood testing
Published in Comprehensive therapy (01-04-1995)Get more information
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11
Irreducibility of certain pseudovarieties
Published in Communications in algebra (01-01-1998)“…We prove that the pseudovarieties of all finite semigroups, and of all aperiodic finii e semigroups are irreducible for join, for semidirect product and for…”
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12
Reversal of age-related cognitive impairments by an M1 cholinergic agonist, AF102B
Published in Pharmacology, biochemistry and behavior (01-05-1990)“…This study examined the effect of a specific M1 cholinergic agonist, AF102B, on place learning of aged and young rats. Spatial reference memory was tested in…”
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13
A fox in the chicken coop? Epidemiologic surveillance of medical care
Published in American journal of public health (1971) (01-12-1987)Get full text
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14
(+-)-cis-2-methyl-spiro(1,3-oxathiolane-5,3')quinuclidine, an M1 selective cholinergic agonist, attenuates cognitive dysfunctions in an animal model of Alzheimer's disease
Published in The Journal of pharmacology and experimental therapeutics (01-04-1991)“…AF102B [(+-)-cis-2-methyl-spiro(1,3-oxathiolane-5,3')quinuclidine], a structurally rigid analog of acetylcholine, was investigated in a number of…”
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15
AF150(S) : a new functionally selective M1 agonist improves cognitive performance in rats
Published in Pharmacology, biochemistry and behavior (01-08-1995)“…This study was aimed at evaluating the ability of a new functionally selective partial M1 agonist, AF150(S), to reverse cognitive impairments in rats. A memory…”
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Improvement of cognitive function by MAO-B inhibitor L-deprenyl in aged rats
Published in Pharmacology, biochemistry and behavior (01-06-1991)“…This study evaluated the ability of the selective MAO-B inhibitor, L-deprenyl, to reverse cognitive impairments appearing in aged rats, using the reference…”
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17
Tree-graded spaces and asymptotic cones of groups
Published in Topology (Oxford) (2005)“…We introduce a concept of tree-graded metric space and we use it to show quasi-isometry invariance of certain classes of relatively hyperbolic groups, to…”
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(+-)-cis-2-methyl-spiro(1,3-oxathiolane-5,3') quinuclidine (AF102B): a new M1 agonist attenuates cognitive dysfunctions in AF64A-treated rats
Published in Neuroscience letters (31-07-1989)“…(+-)-cis-2-Methyl-spiro(1,3-oxathiolane-5,3')quinuclidine (AF102B), a new muscarinic agonist of utmost rigidity, exhibits a high selectivity for M1 muscarinic…”
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19
The viewpoint of the trade unions
Published in Medicina del lavoro (01-07-1986)Get more information
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Improved prediction of prostate cancer recurrence through systems pathology
Published in The Journal of clinical investigation (01-07-2007)“…We have developed an integrated, multidisciplinary methodology, termed systems pathology, to generate highly accurate predictive tools for complex diseases,…”
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