144 страниц. 2014 год. LAP Lambert Academic Publishing Every body needs a better life while technical knowledge is considered as a key element of economical and social growth. People are working in different institutions and/or being satisfied by products and services of such institutions. Today, we need miracle of ingenuity which belongs to human being only who is making values by his/her role in institutions, therefore, man power is of vital importance and main factor of production along with other factors. Our easily jumping is due to the miracle of worldly wisdom man power that is described and proved in this book even mathematically for the readers who are fond of it.