1. Prefatory Remarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2. Several Perspectives on Transversal Matroids . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.1. Set systems, transversals, partial transversals, and Hall’s theorem . . . . . . . . 2 2.2. Transversal matroids via matrix encodings of set systems . . . . . ....

With the continuous development of social economy, ecotourism has also been greatly developed, and ecological environment paid more attention by people. As a part ecotourism, planning management areas gradually become one focuses research. In particular, concept “harmonious coexistence between man nature” gained popularity. So how to protect promote upgrading landscape in process is extremely i...

This paper proposes a multi-agent evolutionary game model that can be used to study sustainable ecotourism development in national parks, with focus placed on coordinating the interests of multiple stakeholders. Based limited rationality hypothesis, this explores impact strategic choice evolution and change key factors stability system parks. To achieve this, tripartite involving “local governm...

Ecotourism is travel to natural areas that are not disturbed and contaminated with the specifications ofobjects of education, admiration, beauty wild plants animals, past present culture. Talamau Districthas a lot tourism potential both cultural tourism. These tourismpotentials very suitable be developed into ecotourism which can increase income local people. .This study aims determine potentia...

Southern stingrays, Dasyatis americana, have been provided supplemental food in ecotourism operations at Stingray City Sandbar (SCS), Grand Cayman since 1986, with this site becoming one of the world's most famous and heavily visited marine wildlife interaction venues. Given expansion of marine wildlife interactive tourism worldwide, there are questions about the effects of such activities on t...

this paper studies the technical efficiency of 12 branches of saman bank over the period 1387-88, relating it to the composition of staff by sex, the ratio of fixed assets to total assets, the age of the branches and the geographic ranking in development indicators of the city where the branch is located in. data envelopment analysis is used to determine the efficiency of branches. the average ...

the purpose of this research is measuring and comparing service quality and ranking its dimensions in melli bank branches of esfahan city. for attaining this purpose systr-sq scale is used. this scale is special for measuring bank service quality. questionnaire drive from this scale is contained four dimensions and 21 question. dimensions are service system quality, behavioral system quality, s...

Geomorphosites or special geomorphologic sites are new concepts which have entered tourism literature with anemphasis on special sites. Basically, the goal for discussing such concepts is to identify landforms with specialimportance on understanding the geomorphologic structure of a region and their scientific, ecological, cultural,aesthetic, and economical values. Generally, they are used for ...

In this study, we analyze the development experience of eco-tourism in different regions of china to find the common regional convergence which is checked with ADF test and co-integration relations. In our results, we could contribute as theoretical foundation for regional development of ecotourism in China. Meanwhile, the research result of convergence of regional eco-agricultural tourism in C...

Ecotourism promotes stewardship of natural and cultural resources. However, local people tourists' opinions are necessary to promote ecotourism development. This study attempts identify prospective products assess visitor perceptions towards development in the Jagadishpur reservoir. We conducted semi-structured interviews with 50 households, 65 visitors, 7 key informants. used Friedman's rank t...