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The Camassa-Holm (CH) and Hunter-Saxton (HS) equations have an interpretation as geodesic flow equations on the group of diffeomorphisms, preserving the H 1 and H 1 right-invariant metrics correspondingly. There is an analogy to the Euler equations in hydrodynamics, which describe geodesic flow for a...

Similarity methods include the calculation and use of symmetries and conservation laws for a given partial differential equation (PDE). There exists a variety of software to calculate and use local symmetries and local conservation laws. However, it is often the case that a given PDE admits no useful...

We study the dynamics of a particle moving on the SU(2) group manifold. An exact quantization of this system is accomplished by finding the unitary and irreducible representations of a finite-dimensional Lie subalgebra of the whole Poisson algebra in phase space. In fact, the basic position and momentum...

Family is an essential factor in building children’s character because it is the first place for children to learn and know the environment and gain knowledge from parents’ messages and advice. Not all family environments have the same characteristics. This environment is influenced by the level of parents’...

Sungkai leaf extract (Peronema canescens Jack.) has been used traditionally to cure various diseases for humans. This research aimed to determine the immunostimulant effect of sungkai leaf extract using the carbon clearance method, the total of leukocyte cells, and the percentage of leukocyte cell types....

Pandji Masjarakat and Gema Islam are two Islamic cultural magazines published during the Guided Democracy era (1959-1966) in Indonesia. Both magazines were closely related to Hamka, a prominent figure from the opposition party at that time, namely Masyumi. Even though both are strictly cultural magazines,...

This research is motivated by the low writing ability, especially writing narrative essays among the fifth-grade elementary school students. This study aims to find out what difficulties are experienced by the students when writing narrative essays. This study used a descriptive method involving 20 students...

This paper is based on a purely interview-based qualitative study. The research idea was triggered by a diametric theoretical difference in seeing the relationship between rationality and creativity. On one side, some theories suggest rationality inhibits creativity. On the other side, some theories...

Several applications of an explicitly invertible transformation are reported. This transformation is elementary and therefore all the results obtained via it might be considered trivial; yet the findings highlighted in this paper are generally far from appearing trivial until the way they are obtained...

Let G, H, and F be simple graphs. The notation F ⟶ (G, H) means that any red-blue coloring of all edges of F contains a red copy of G or a blue copy of H. The graph F satisfying this property is called a Ramsey (G, H)-graph. A Ramsey (G, H)-graph is called minimal if for each edge e ∈ E(F), there exists...

Rainfall in Indonesia is classified as high, indicated by the average which ranges from 2000-4000 mm/year. This potential, on the other hand, often creates problems as a result of rain falling to the surface which usually only becomes surface runoff, inundation, and flooding. Infiltration wells are rainwater...

At the junction of eastern Tianjin and Hebei, there is a “Sister New Year painting” — Dongfengtai New Year painting, which belongs to the same branch as Yangliuqing New Year paintings. Dongfengtai is located at the junction of Tianjin City and Tangshan City, Hebei Province. Dongfengtai New Year painting...

Tourism innovations are helping to increase the range of services offered. In the context of the pandemic, innovations have appeared - virtual tours of museums, scenic natural places, hunting and fishing places, gastronomic cuisine of certain cities, etc. The Lankaran economic region of Azerbaijan is...

One of the uses of electricity that is widely used by society today is as a source of lighting. Increasing community mobility at night make all activities that require good lighting in the office, at home, even on public roads. Public Street Lighting (PJU) in the smart solar technology system will be...

Tourism is one of the most affected business sectors due to the Covid-19 pandemic. This resulted in a decrease in the number of tourists visiting destinations. The current study aims to describe the impact of Covid-19 on tourism sector and formulate marketing strategies for developing tourism, specifically...

Building a new open economic system at a higher level requires opening up to the outside world in a wider range, wider fields and deeper levels. The opening up of the financial industry is one of the key links. CBRC’s cancellation of foreign ownership limit can effectively coordinate with the implementation...

Proposing solution to clean water shortage is of great importance to all citizens of the world. In this paper, we do a research on water conditions of Ukraine, which indicates that a perfect intervention plan for solving the problem of water shortage is needed. We provide the solution on the two aspects,...

Moby Dick is the masterpiece of Herman Melville, who is a famous American novelist of 19th century. The novel is a bright pearl in American literature history and it is viewed as the pinnacle in the field of the relationship between human and nature writing. Moby Dick is a brilliant work and is interesting...

With the development of economic globalization, intercultural communication is increasing rapidly in the world. Pragmatic failure usually leads to misunderstandings among different people with various backgrounds. Understanding cultural differences is necessary for successful communication. This thesis...

Hainan Li dance is one of the important resources in our national dance culture treasure-house and is also the art with the most national features in Li aesthetic culture. This paper focuses on the analysis of Li dance features, and discusses the way to protect and develop Hainan Li dance under the time...

Culture is a giant term which can be divided into three levels: material culture, social culture and ideological culture. Almost every aspect of life is included in these three levels. As a big part of social culture, education plays an important role in transferring the culture. Educational style is...

Shannan Zhuo dance is one of the most widespread dances in Tibetan folk, which is used to pray for the Tibetan folk auspicious and to deter evil demons, and is closely linked to folk culture and secular life, is widely used in Tibetan traditional folk religious rites, major festivals and entertainment...

Although Diaoyu Island is just a small island, it arises the sovereignty dispute between China and Japan, and both sides claim for that they have sovereignty to Diaoyu Island. Until 2012 when the issue on sovereignty of the Diaoyu Island became out of hand due to the so-called island purchase by Japan,...

As an international tourism resort, Guilin is always a preferred choice for French tourists. They not just greatly admire the beautiful landscapes in Guilin, but also speak highly of the historical cultural relics here. The Jingjiang Seignior’s Tomb in the suburb of Guilin is not just the representative...

The officials training trend in late Qing Dynasty was started in the westernization movement period, and primarily developed in Wuxu Reform period, culminated in the earlier stage of new policies movement in latter Qing Dynasty, and gradually declined after 1906. It is necessary to think about the relations...

As a unique artistic category in film art, animation undergoes history of development from silent to sound, from black & white to color, from film to digital and from two-dimension to three-dimension. In its development course, animation production technology opens up a wide expression stage for animation...

Children are one of the most vulnerable groups in traffic accidents. Correct use of car seat can effectively reduce the children's injury and fatality in traffic accidents. First of all, this paper analyzes the trend of the children's injury and fatality caused by traffic accidents in China, and introduces...

By combining the Kinect (a somatosensory device) with a supporter and a rotary wheel and using a 3D scanning software named KScan3D to realize a quick scan of the human body, this paper constructs two scanning systems, one of which is equipped with a handheld single-camera comparing to the other adopting...

Debit card business is a very important business, bank debit card and bank users the most on the one hand, so every year the debit card user transaction data is very huge, in what is now the era of big data, data is wealth, we have huge debit card transaction data, you need to use big data technology...

The commutation failure in HVDC inverter is one of the most common faults. Based on the inverter commutation process, this paper analyzes the work of the inverter commutation process and the reason for commutation failure. Learning from the commutation current time area method, it puts forward the method...

The field of biomedical science is one of the most studied areas of the 21st century, the field has published a huge number of research papers, which have averaged more than 600,000 articles a year. How to effectively obtain knowledge in the vast literature of research is a challenge for researchers...

Intrusion detection technology is a kind of active security technology of computer network, which can detect all kinds of malicious attacks in time and respond to the network system. It is a reasonable complement of traditional security technology, such as firewall, is a new network security technology,...

Computer assisted instruction (CAI) is a kind of modern teaching technology, which has been paid more and more attention by people. Computer assisted instruction is the use of computer as the main teaching media to carry out teaching activities, not only the use of computers to assist teachers in teaching,...

Changbai Mountain area has a wealth of tourism resources, is conducive to the development of tourism. After years of development, Changbai Mountain entered the transition period of tourism development, as soon as possible to build a unique international tourist attractions in Changbai Mountain is one...

Male fertility in recent years decreased rapidly, people gradually pay more attention to environmental factors, which is one of the important reasons, in order to explore and analyze the different effects of environmental factors on male fertility, of all kinds of factors, suggesting that people try...

As one of the first National Intangible Cultural Heritages, Liyuan Opera enjoys the fame as "the Living Fossil of Ancient Southern Operas" and has the inheritance for thousands of years. Today with the idea of "Chinese culture going out", Liyuan Opera English translation still has a long way to go. In...

Colleges and universities sports culture is an important part of college campus culture, is a kind of culture of close contact between teachers and students in colleges and universities. In this paper, the colleges and universities sports culture, analyzed the Chinese area of strategic influence on China's...

Active participation in political affairs is one of the basic political strategies of our country. The network political participation has become an effective supplement and extension of traditional political participation. College students are the most active force on the Internet, and their network...

Thinking is a mental process revealing how people get to know the outside world. Thinking modes have the characteristic of stability, structurization and stylization. Therefore, the ways of thinking is the thinking structure which has certain popularity and stability, and it is formed in the process...

Beethoven is one of the most great composers of the western music industry in the 19th century. It is the masterpiece of classical music in the history of western music. The musical works have a relatively romantic atmosphere, and on the basis of inheriting tradition Bold innovation, the music content...

Realism, with its true and objective reflection of the social reality, becomes nineteenth century American literary mainstream. Henry James is one of the three advocators of American realism in the nineteenth century. The Portrait of a Lady is representative of his novels, noted for unique narrative...

The ultimate goal of Japanese teaching is to use language to carry out in-depth communication. Accurate and appropriate Japanese language expressive ability is only one of the steps of learning. However, if you want to carry out comprehensive and in-depth use of Japanese to communicate, you need a comprehensive...

opera performance is a high grade performing mode of singing, as well as one of art forms with strong comprehensiveness, integrating singing, performance and shape. Opera rehearsal teaching requires performer's good vocal singing ability and extremely strong musical coordination ability and ability to...

Because of the limitation of history and region, the international progress of the normal universities is far behind the developed area in the coastal areas. " One Belt One Road Strategy " provides opportunities to promote the internationalization process of the Western Normal Universities, its driving...

We establish a fan-in system (including combination area design, merging pattern and so on) which can best prevent accidents, improve throughput and minimize the cost. To achieve our goal, first cellular automaton is used to stimulate the actual toll plaza and establish some kinds of combination area...

Objective: To help dying patients to enhance self-concept, to promote relaxation, relieve stress, reduce depression. Methods: On the one hand, the subjects were interviewed to understand the basic status of dying patients. On the other hand, the depressive state of 30 patients with death was evaluated...

Chinese opera is the treasure of the Chinese nation, is one of the main ways to taste traditional culture, traditional opera has been introduced into the classroom by many colleges and universities, but the teaching effect is very small. Based on this, this paper analyzes the significance of introducing...

Taoist life view has a naturalistic spirit, full of natural care. In the face of the fear of death and some of our own problems can not solve the problem, Chuang Tzu with free and easy state of mind to resolve it. Chuang Tzu think that can be treated by reason, reasoning; security at the Shun, the life...

Haze pollution is one of the most serious environmental pollution problems in modern society. There is a growing body of evidence that outdoor breathing exercises are more damaging to the respiratory system of people exposed to haze than those without exercise. In other words, sports disadvantages outweigh...

With the financial risk in universities is becoming more and more prominent, the correct evaluation of the early warning mechanism of financial risk and the proposition of the feasible evaluation methods of financial risk in universities is one of the important and urgent research directions. This paper...