1.

Record Nr.

UNISA996321672003316

Titolo

Journal of escience librarianship

Pubbl/distr/stampa

Worcester, MA, : University of Massachusetts Medical School

Descrizione fisica

1 online resource

Disciplina

026.5

Soggetti

Science - Data processing

Bioinformatics

Science and technology libraries

Electronic Data Processing

Medical Informatics

Libraries, Medical

Periodicals.

Periodical

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Periodico

Note generali

Refereed/Peer-reviewed



2.

Record Nr.

UNINA9910701410503321

Autore

DaSilva Marco P

Titolo

Railroad infrastructure trespassing detection systems research in Pittsford, New York [[electronic resource]] : highway-railroad grade crossing safety research / / [Marco P. daSilva, William Baron, and Anya A. Carroll]

Pubbl/distr/stampa

Washington, DC : , : U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development : , : U.S. Dept. of Transportation, Federal Railroad Administration, Office of Safety, , [2006]

Descrizione fisica

1 online resource (50 unnumbered pages) : color illustrations

Altri autori (Persone)

BaronWilliam

CarrollAnya A

Soggetti

Highway-railroad grade crossings - New York (State) - Pittsford - Safety measures

Railroads - New York (State) - Pittsford - Signaling

Railroads - New York (State) - Pittsford - Safety measures

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Title from title screen (viewed on Apr. 4, 2012).

"August 2006."

"DOT/FRA/ORD-06/03."

"DOT-VNTSC-FRA-05-07"--Rept. documentation p.

Nota di bibliografia

Includes bibliographical references.



3.

Record Nr.

UNINA9910956747403321

Autore

Lima Elon Lages <1929->

Titolo

Fundamental groups and covering spaces / / Elon Lages Lima ; translated by Jonas Gomes

Pubbl/distr/stampa

Natick, Mass., : AK Peters, c2003

ISBN

9781040187197

1040187196

9780429062445

0429062443

9781439864166

1439864160

Edizione

[First edition.]

Descrizione fisica

1 online resource (220 p.)

Disciplina

514/.2

Soggetti

Algebraic topology

Fundamental groups (Mathematics)

Covering spaces (Topology)

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Bibliographic Level Mode of Issuance: Monograph

Nota di bibliografia

Includes bibliographical references (p. 205-206) and index.

Nota di contenuto

chapter I I Fundamental Groups -- chapter II Covering Spaces.

Sommario/riassunto

"This introductory textbook describes fundamental groups and their topological soul mates, the covering spaces. The author provides several illustrative examples that touch upon different areas of mathematics, but in keeping with the books introductory aim, they are all quite elementary. Basic concepts are clearly defined, proofs are complete, and no results from the exercises are assumed in the text."--Provided by publisher.