conflagration of forests and rangelands is one of the most frequent events in iran. it is regarded as one of the most important parts of land degradation that occurred due to range destruction and desertification. this study was conducted in boroujerd, lorestan province in west of iran in 2013 to determine the fire risk model. the data prepared for the study area involved the vegetation types, ...

this article introduces the notions of functional space and concept as a way of knowledge representation and abstraction for reinforcement learning agents. these definitions are used as a tool of knowledge transfer among agents. the agents are assumed to be heterogeneous; they have different state spaces but share a same dynamic, reward and action space. in other words, the agents are assumed t...

in this paper, some applications of our earlier results in working with chemical graphs arepresented.

environment, environmental protection and sustainability policies play a key role in social development and in the economic competitiveness of industrialized countries. most european citizens are aware of the importance of environmental issues, both as a priority for the socio-economic system as a whole, and as a relevant factor in influencing quality of life. at the same time individual enviro...