منابع مشابه
Monument to the discoveries.
A week ago I was standing with my wife by the River Tagus in Lisbon, next to the Monument to the Discoveries. The monument is at the spot where Vasco da Gama set out to discover the southeast passage from Europe to Asia, past the Cape of Good Hope. Vasco’s discovery marked the beginning of the Portuguese maritime empire. At the furthest tip of Europe, Portugal was perfectly situated to found su...
متن کاملCyanobacteria-containing biofilms from a Mayan monument in Palenque, Mexico.
Surfaces of buildings at the archaeological site of Palenque, Mexico, are colonized by cyanobacteria that form biofilms, which in turn cause aesthetic and structural damage. The structural characterization and species composition of biofilms from the walls of one of these buildings, El Palacio, are reported. The distribution of photosynthetic microorganisms in the biofilms, their relationship w...
متن کاملLost in a Forest
Call a path an escape path if it eventually leads out of the forest no matter what the initial starting point or the relative orientations of the path and forest. To solve the "lost in a forest" problem we must find the "best" escape path. Bellman proposed two different interpretations of "best," one in which the maximum time to escape is minimized, and one in which the expected time to escape ...
متن کاملPrimary splenic torsion in a Boston terrier.
A 7-year-old female Boston terrier was referred to Hokkaido University Veterinary Teaching Hospital with a history of hemoglobinuria and anemia for several days. Abdominal radiographs showed splenomegaly, and ultrasonography revealed a hypoechoic splenic parenchyma with interspersed linear echoes consistent with the ultrasonographic appearance of splenic torsion. Ultrasonography and computed to...
متن کاملJorge L . Sarmiento and Nicolas Gruber : Ocean Biogeochemical Dynamics
is published by Princeton University Press and copyrighted, © 2006, by Princeton University Press. All rights reserved. No part of this book may be reproduced in any form by any electronic or mechanical means (including photocopying, recording, or information storage and retrieval) without permission in writing from the publisher, except for reading and browsing via the World Wide Web. Users ar...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Hispanic American Historical Review
سال: 1932
ISSN: 0018-2168,1527-1900
DOI: 10.1215/00182168-12.2.236