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Librería UCR

Natural and Exact Sciences

It aims to present the macroscopic anatomical description of the wood and bark of 147 tree species with timber uses, and in this way help the technicians, engineers and people related to the conservation of the region to preserve the most..
"The accumulated knowledge about the neotropical forest and the native forest species, especially those of potential or recent introduction to the market.This knowledge is an essential requirement to stimulate the management and rational use ..
This work proposes a suitable combination between mathematical rigor and intuition. Provides examples that facilitate the understanding of certain concepts, such as the confidence of an interval, the level of significance of a test and the equa..
This work is aimed at scholars, researchers and professionals in mathematics, computing and engineering, interested in knowing the theory that explains the experiences in which chance intervenes. Also some sections of the text can be used by st..
The purpose of this work is to serve as a reference book for programmers who already know some language, especially Java, Delphi, Pascal or C, and want to know the peculiar characteristics of Visual Basic. An attempt is made to fill a gap bet..
"The reputation of Costa Rica as a promoter of the protection of its natural resources is due to a long and complex process, whose roots had not been well unraveled." In view of this situation, the author of this book - an amateur historian a..
In this work the author gathered articles written in different moments, articles that she elaborated moved by a deep feeling of admiration before the wonders of our world and before the no less marvelous and persistent need of the man, in all..
Showing 113 to 119 of 119 (15 Pages)