Results 31 to 40 of about 939 (67)

Equimultiple Locus of Embedded Algebroid Surfaces and Blowing–up in Characteristic Zero [PDF]

open access: yes, 2004
2000 Mathematics Subject Classification: 14B05, 32S25.The smooth equimultiple locus of embedded algebroid surfaces appears naturally in many resolution processes, both classical and modern.
Piedra-Sánchez, R., Tornero, J.
core  

Local Normal Forms of Noncommutative Functions

open access: yesForum of Mathematics, Pi
This article describes local normal forms of functions in noncommuting variables, up to equivalence generated by isomorphism of noncommutative Jacobi algebras, extending singularity theory in the style of Arnold’s commutative local normal forms into the ...
Gavin Brown, Michael Wemyss
doaj   +1 more source

Inversion of Adjunction for the minimal exponent

open access: yesForum of Mathematics, Sigma
We prove that the minimal exponent for local complete intersections satisfies an Inversion-of-Adjunction property. As a result, we also obtain the Inversion of Adjunction for higher Du Bois and higher rational singularities for local complete ...
Qianyu Chen
doaj   +1 more source

On the Classification of Simple Singularities in Positive Characteristic

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2014
The aim of the article is to describe the classification of simple isolated hypersurface sin- gularities over a field of positive characteristic by certain invariants without computing the normal form.
Afzal Deeba   +2 more
doaj   +1 more source

Stable tangential families and singularities of their envelopes [PDF]

open access: yes, 2004
We study tangential families, i.e. systems of rays emanating tangentially from given curves. We classify, up to Left-Right equivalence, stable singularities of tangential family germs (under deformations among tangential families) and we study their ...
Capitanio, Gianmarco
core   +2 more sources

Testing Lipschitz non normally embedded complex spaces

open access: yes, 2018
We introduce a sectional criterion for testing if complex analytic germs $(X,0) \subset (\bC^n, 0)$ are Lipschitz non normally embedded.Comment: title changed; more introduction.
Denkowski, Maciej, Tibar, Mihai
core  

Gap conjecture for 3-dimensional canonical thresholds

open access: yes, 2008
We prove that the interval $(5/6, 1)$ contains no 3-dimensional canonical thresholds.Comment: 8 pages, latex, one reference is ...
Prokhorov, Yuri
core  

Three-dimensional terminal toric flips

open access: yesOpen Mathematics, 2009
Fujino Osamu   +3 more
doaj   +1 more source

Genomic-bioinformatic analysis of transcripts enriched in the third-stage larva of the parasitic nematode Ascaris suum. [PDF]

open access: yesPLoS Negl Trop Dis, 2008
Huang CQ   +10 more
europepmc   +1 more source

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