We consider a model of exploitation of a size-structured population when the birth, growth and mortality rates depend on the individual size and interspecies competition, while the exploitation intensity is a function of the size only. For a given exploitation intensity and under natural assumptions on the rates, we establish existence and uniqueness of a nontrivial stationary state of the popu...

law department, ferdowsi university of mashhad the importance of the exploitation contracts protecting the literary and artistic rights has, in some legal systems like france, resulted in the devising of general and common regulations about the formation of the above-mentioned contracts. however, so far no independent section has been thought of in the iranian legal system for explicating commo...

Abstract Hydraulic fracturing is widely used in geothermal resource exploitation, and many natural fractures exist hot dry rock reservoirs due to in-situ stress faults. However, the influence of on hydraulic fracture propagation not considered current study. In this paper, based phase field model, a thermo-hydro-mechanical coupled model was established reveal injection time, method, flow rate, ...