Andrei Negut, "Problems for the Mathematical Olympiads"

WEBSITE ORIGINAL
http://avaxhome.cc/ebooks/science_books/math/ProblemsMathematicalOlympiads.html
LINK
https://www.mediafire.com/?4nghrcr597pwk0k

Problems in Physics – Zubov, Shalnov

The book was translated from the Russian by A. N. Troitsky and the translation was edited by J. B. Williams. Mir Publishers published this book first time in 1974 with a second reprint in 1985.
LINK WEBSITE ORIGINAL
http://mirtitles.org/2012/09/10/problems-in-physics-zubov-shalnov/

Exercises in Algebra: A Collection of Exercises, in Algebra, Linear Algebra and Geometry

3000 desafios competitivos em matemática Autor : ED Kulanin , Noreen S. Fedin , Y. Shevchenko

LINK BOOK
https://www.mediafire.com/?4z22r33gwz23v1c

HOMENAGEM AO GRAN MATEMATICO RUSO Alexei V. POGORELOV (1919-2002)

POGORELOV Aleksey Vasilevich is the outstandig mathematician of our country, the scientist renowned throughout the world, the academician of Academy of Sciences of Russia and Ukraine, the Honoured Scientist of Ukraine.

A.V. Pogorelov was born in 1919, March 3, in Korocha of Belgorod district (Russia). He graduated Kharkov University (1941) and N.E. Zhukowsky Air Force Academy (1945). His professional experience advanced from engineer-designer at TsAGI (1945). At the same time he attended the external post-graduate courses. A.V. Pogorelov defended the Candidate's thesis (1947) and the Doctor's thesis (1948). He was elected Corresponding Member of UkrSSR Academy of Sciences (1951), Corresponding Member of USSR Academy of Sciences and Academician of UkrSSR Academy of Sciences (1960). Since 1976, he is the Academician of USSR Academy of Sciences. He headed (i) the Chair of Geometry at Kharkov State University (1950-1959), (ii) Geometry Department of Institute of Mathematics at Kharkov State University (1947-1950), (iii) Geometry Department of Institute of Mathematics of Academy of Sciences of Ukraine (1959-1960) and (iv) Geometry Department at B.Verkin Institute for Low Temperature Physics&Engineering, Academy of Sciences of Ukraine (1960 -2002). 

FULL PAPER IN WEBSITE

http://www.ilt.kharkov.ua/bvi/personnel/pogorelov_e.html 

Colección de problemas en matemáticas con soluciones Admisión Universidades Kravchuk

COLECCION DE PROBLEMAS DE MATEMATICAS CON SOLUCIONES  Kravchuk
Сборник задач по математике с решениями.   Кравчук
LINK DOWNLOAD
https://www.mediafire.com/?wtufw39p7n8r4zl

xplaining Logarithms by Dan Umbarger - Brown Books Publishing Group , 2006

SURFANDO HOJE TIVE A GRANDE SATISFAÇÃO E ALEGRIA DE ENCONTRAR  A PAGINA WEB DO GRANDE MATEMATICO PROF. DAN UMBARGER

About the Author, Dan Umbarger

The author of Twenty Key Ideas in Beginning Calculus, Dan Umbarger, has taught various levels of mathematics from grade 5 to grade 12 for over 30 years. He currently teaches AP Computer Science at a Dallas area “majority minority” school. He is married and the proud father of three children: Jimmy, Terri, and Keelan. He is also the author of Explaining Logarithms and Explaining Bayes Theorem at www.mathlogarithms.com.
LINK BOOK
http://www.mathlogarithms.com/images/ExplainingLogarithms.pdf

Fundamentals of Geometry by Fundamentals of Geometry by Oleg A. Belyaev - Moscow State University , 2007

SURFANDO HOJE NA WEB ENCONTREI ESTE MARAVILHOSO LIVRO DO GRANDE MATEMATICO RUSO Fundamentals of Geometry
by Oleg A. Belyaev - Moscow State University , 2007
CORDIALMENTE DISPOE SEU LIVRO PARA A GRANDE COMUNIDADE ACADEMICA
MATEMATICA DO MUNDO EN SUA PAGINA WEB PESSOAL,MUITO OBRIGADO GRANDE MESTRE POR COMPARTILHAR SEUS CONHECIMENTOS COM A HUMANIDADE ,AQUI INDICOU OS LINKS PARA QUE VISITES :
ORIGINAL LINK
http://polly.phys.msu.ru/~belyaev/geometry.htm 
DOWNLOAD
http://polly.phys.msu.ru/~belyaev/geometry.pdf