927 research outputs found

    Computing the Goodwillie-Taylor tower for discrete modules

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    A functor from finite sets to chain complexes is called atomic if it is completely determined by its value on a particular set. We present a new resolution for these atomic functors, which allows us to easily compute their Goodwillie polynomial approximations. By a rank filtration, any functor from finite sets to chain complexes is built from atomic functors. Computing the linear approximation of an atomic functor is a classic result involving partition complexes. Robinson constructed a bicomplex, which can be used to compute the linear approximation of any functor. We hope to use our new resolution to similarly construct bicomplexes that allow us to compute polynomial approximations for any functor from finite sets to chain complexes.Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2019-08-01The student, Amelia Tebbe, accepted the attached license on 2017-07-11 at 14:57.The student, Amelia Tebbe, submitted this Dissertation for approval on 2017-07-11 at 15:10.This Dissertation was approved for publication on 2017-07-11 at 15:51.DSpace SAF Submission Ingestion Package generated from Vireo submission #11402 on 2017-09-29 at 11:18:54Made available in DSpace on 2017-09-29T16:39:45Z (GMT). No. of bitstreams: 2 TEBBE-DISSERTATION-2017.pdf: 440856 bytes, checksum: 4fed866700ce11d8c74574bc4629721c (MD5) LICENSE.txt: 4209 bytes, checksum: 535008da6959876749f421a795e797af (MD5) Previous issue date: 2017-07-11Embargo set by: Colleen Fallaw for item 103423 Lift date: 2019-09-29T16:39:52Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD systemEmbargo set by: Colleen Fallaw for item 103423 Lift date: 2019-09-29T17:52:45Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD systemLimited Restriction Lifted for Item 103423 on 2019-09-30T09:15:20Z

    Equicovering Subgraphs of Graphs and Hypergraphs

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    As a variation on the t-Equal Union Property (t-EUP) introduced by Lindstrom, we introduce the t-Equal Valence Property (t-EVP) for hypergraphs: a hypergraph satisfies the t-EVP if there are t pairwise edge-disjoint subhypergraphs such that for each vertex v, the degree of v in all t subhypergraphs is the same. In the t-EUP, the subhypergraphs just have the same sets of vertices with positive degree. For both the 2-EUP and the 2-EVP, we characterize the graphs satisfying the property and determine the maximum number of edges in a graph not satisfying it. We also study the maximum number of edges in both k-uniform and general hypergraphs not satisfying the t-EVP.

    An Egyptian surveying instrument

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    Recently, the author (A.C. Sparavigna) proposed that an item found in the Kha's tomb and kept at the Egyptian Museum of Torino is a protractor, able to measure angles. Here the author shows that it is suitable for surveying the stair angle of building

    Portraits of Leonardo da Vinci

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    Using an iterative method, applied to image processing, a portrait of a young man, probably a self-portrait of Leonardo da Vinci, is restored. Merging this portrait with the self-portrait in red chalk, we can have the features of a middle-aged Leonardo. This digital portrait can be compared with the image of Plato, depicted by Raphael in the Scuola di Atene, generally considered as a portrait of Leonardo. The iterative method used for the image processing had been developed by the author on previous iterative calculations used to solve the Boltzmann equatio

    Interview with Amelia Wilson

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    Amelia Wilson was born in Indianapolis, Indiana and grew up in Indianapolis with her mother, father, and sister Emily. Amelia attended Perry Meridian High School in Indianapolis, Indiana where she graduated in 2018. After high school, Amelia took a gap year. Amelia works at Target. She has worked for Target since 2017 at various locations in Illinois and Indiana. Amelia began attending Columbia College Chicago in the Fall of 2019. This is also when she moved to Whiting, Indiana. Amelia is a Creative Writing major who is also minoring in marketing. Amelia is in her first year at Columbia College Chicago but is a college sophomore due to credits she earned throughout high school where her many AP classes pushed her forward a grade in college. Her hobbies include reading, writing, poetry, and music. Amelia Wilson is a published author and her poetry book The Lights are on but Nobody’s Home was published April 9th, 2019.https://digitalcommons.colum.edu/capturingquarantine/1007/thumbnail.jp

    Amelia Rosselli Pincherle

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    The headword explains the biography and the contribution of the author Amelia Rosselli to the children's literatur

    Amelia Niederer

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    Typescript of a sketch biography about Amelia Niederer of New Harmony, Utah, who came from Switzerland as a child and lived in various towns in Washington County, Utah. Author unknown; transcribed probably in the late 1930

    Halftone of Amelia Huddleston (Barr) at 18

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    Photograph shows head and shoulders studio portrait drawing of author Amelia Edith Huddleston Barr

    Proyecto: Mieke Bal y La Historia Del Arte. Una Aproximación-El arte de las ciencias. ¿para qué sirve el arte?, ¿qué es el arte? o ¿por qué no se puede hacer una clasificación adecuada de estas?(Juana Amelia Martí Hernández).

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    Mieke Bal y La Historia Del Arte. Una Aproximación-Juana Amelia Martí Hernández. The author Juana Amelia Martí Hernández in her thesis, describes in a didactic way and with scientific methodology the work of Mieke Bal and the relationship with the History of Art. It develops an educational project that identifies it as a brave and very useful work for research with rigor and quality

    Las Camelias de Amelia

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    La Camelias de Amelia (written in Spanish) is a 2009 collection of short stories about Puerto Rico and its people. Its author, Zoé Jiménez Corretjer, forms part of the Puerto Rican writers called ‘La Generación de los 80’ (authors writing in Spanish from the island and not in English from US territory.) This review only analyzes the work as a unit; those so inclined can read its twenty-five short stories by themselves. Las Camelias de Amelia is a very finely crafted piece of work
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