let $pi_e(g)$ be the set of element orders of a finite group $g$‎. ‎let $nse(g)={m_nmid ninpi_e(g)}$‎, ‎where $m_n$ be the number of elements of order $n$ in $g$‎. ‎in this paper‎, ‎we prove that if $nse(g)=nse(l_2(81))$‎, ‎then $gcong l_2(81)$‎.

Objective The extensive pollution of natural ecosystems has occurred by organophosphorus pesticides, being used for improvement of crop production in agriculture. Biodegradation is interested in application of multifunctional bacteria containing genetical elements which specially degrade organophosphorus compounds. In this paper the detection of two bacteria species, Pseudomonas and Flavobacte...

looking at the structure of the cities, especially older parts of the city, it is seen that most of the urban public parts and elements are constructed not with any reliance on state resources and credits, but based on the consecration systems and public investments. added to the sublime religious, social and economic values latent in the consecration culture, its impact in creating identity an...

Background: Folk beliefs include myths, stories, poems, music, oral history, proverbs, jokes, popular beliefs about luck and sore eyes, mother lullabies, indigenous carols, mirrors, rituals and traditions, and are always full of spirit. With tyranny and blackness and perseverance against oppression. The themes in the folk poems of Khuzestan about the war express the background of oral literatur...

the process regarding the formation of different mosque gardens and the elements that contribute to the respective process is the from the foci point of this paper. the significance of the topic lies in the fact that certain scholars have associated the courtyard in mosques with the concept of garden, and have not taken into account the elements that contribute to the development of various typ...

the fivefold elements of elegy which has come from classical arabic criticism has special place in hoboubi,s poem.hoboubi, like his other contemporaries, insisted on using these elements and applied their rules and regulations on the basis of the former critics,s ideas in his poem well and nicely. he believed that the elements of the ancient poem are valuable heritage in literature which is rem...

Culture has been identified as an important success factor in BPM initiatives. Despite its relevance, little research systematically addresses culture as a distinct phenomenon in BPM. Recently, first key elements have been identified, conceptualising culture in BPM research. As a core element, the concept of a BPM culture has been distinguished as a set of values directly supportive of achievin...