place is a part of geographical space and a base for establishment of social relations. each place is unique according to its specific properties, functions and history. meanwhile, some places find symbol identity due to their especial historical events and properties and this identity would be maintained in the minds and moved to the other generations. for example azadi tower in tehran and sav...

Nowadays Russia is actively developing economic cooperation with the African continent states. The article presents an analysis of trade and relations between Egypt. Arab Republic Egypt a strategic partner in mutual agricultural products food North Africa Middle East. country major importer promising market for increasing supply from Russia. authors analyze: dynamics turnover raw materials two ...

Egypts internal turmoil causing political instability, economic decline and social ruin were among the factors behind foreign power entrance into Egypt. Oppression government inefficiency as well in several aspects of life gave a true depiction ongoing society administrative system Nevertheless, external also played role Egypt being colonised by power. This article intends to relook French occu...

Square is a multivariate quadratic encryption scheme proposed in 2009. It is a specialization of Hidden Field Equations by using only odd characteristic elds and also X as its central map. In addition, it uses embedding to reduce the number of variables in the public key. However, the system was broken at Asiacrypt 2009 using a di erential attack. At PQCrypto 2010 Clough and Ding proposed two n...

Dans une permutation, un record est maximum ou minimum, en partant de la droite gauche. Les éléments d’une permutation peuvent être classés deux types : les records (dits points extérieurs) et autres intérieurs). permutations sans point intérieur ont été étudiées sous le nom carrées. Ici, nous explorons ayant nombre fini intérieurs, dites quasi-carrées. Contrairement aux carrées, l’énumération ...