Graph theory Research Paper Example | Topics and Well Written Essays - 500 words

Graph theory - Research Paper Example iss Mathematician developed a solution to an old puzzle related to the possibility of establishing a path across every one of the seven bridges that span a forked river flowing past (Biggs 140). From a conceptual perspective, a graph is formed by vertices and edges linking the vertices. From a formal perspective however, a graph refers to a pair of sets (V, E), where V is a set of vertices and E is a set of edges. Based on these fundamental concepts underpinning graph theory, this paper seeks to explain the importance and application of the theory’s theoretical concepts in various fields (Biggs 124). The concept of graph theory is important because graphs allow for a simplification of complex concepts, eliminating the irrelevant details without forfeiting much information necessary for the task. As asserted by Biggs (148), the assumptions made by the graph theory match the real world conditions and are therefore not comparable to any other model. Among the fundamental uses of the graph theory entail; giving a unified formalism for diverse looking real life problems. This has been the sufficient basis upon which algorithms have been presented in this common formalism. The theoretical concepts underpinning graph theory are widely used in the studying and modeling of various applications, in diverse fields. These include; construction of bonds in chemistry, study of molecules, and the study of atoms. Graph theory is widely used in Sociology for instance to measure the prestige of actors or in exploring the mechanisms of diffusion (Biggs 150). Besides, the conservation efforts made in biological sciences essentially apply the concepts of graph theory where a vertex represent regions where certain species exist and the edges are used to represent paths of migration or movement from one region to another (Biggs 152). Such information is important more so when examining the breeding patterns or tracking the spread of parasites, diseases and in the study of the

Articlo p865 Article Example | Topics and Well Written Essays - 500 words

Articlo p865 - Article Example hat a patient could be in any cleanliness operatory in any city the nation over and be diagnosed with periodontal sickness and treated in a steady way. We have different components ready for this perspective is executed from. The principal issue includes the way in which hygienists were prepared. Undoubtedly, hygienists get a magnificent instruction in the universities and colleges the nation over. The second element included is the calendar driven nature of the dental calling which demonstrates that greatness, tenderness, time administration, kind disposition and friendly is the center esteem the extent that the calling is of concern. The third component includes the elements of progress and initiative that makes dental specialists concentrate on fabulous remedial and restorative dentistry. From my perceptions the extent that disposing of the cleaning woman disgrace is of concern, specialists assumes a basic part in the genuine conclusion of the infection. The hygienist`s part is to assemble precise information, educate the specialist and patient of the discoveries, finish the case presentation, and perform the genuine help. Morally, the consideration of dental specialist executes the quintessence of harmony and smooth subsequent to without the contribution of all allies, this methodology will come up short. Likewise, we must teach the staff on the momentum research and new methodologies to perio cleanliness, and in addition encourage the progressions important to give fabulous here of the dental practice. A sorted out, orderly approach to ahead of schedule periodontal malady is our territory of mastery. Promoting the dental cleanliness calling is a twofold recommendation: It obliges an advertising battle to clarify who we are, our main thing, and what accreditation we have for doing these things and afterward hoisting the calling through a positive authoritative "advancement." Our advertising fight is the first step. Dental hygienists are frequently seen in

Recognizing Organizational Culture in Managing Change Essay Example for Free

Recognizing Organizational Culture in Managing Change Essay In order to ask lots of questions about the influence of the social system, that is to say, the surrounding conditions of the organization on its ability to soak up like a towel and gain invention of new things, a having to do with figuring out. The quality of things without measuring them with numbers research was carried out to define the measuring tool for the most important things of this particular of surrounding conditions for the recognition and acceptance of e-learning in teachers or professors(Buć Divjak, 2016). In the development of devices that make music, the examples of the development of devices that make music were used that are designed only for research in information sciences, such as for example, the development of a measuring instrument for evaluating the performance of e-Portfolio. It is generally admitted to that educational change benefits from a supportive surrounding condition. Cultural influences are a key issue when thinking about the invention of new things and change processes. Organizational culture is a key factor that influences instructional inventions of new things that the success of any something big and important that changes people\s thinking or lives effort may well depend on the extent to which organizational culture issues can be talked to(Zhu Engels, 2014). Previous research has examined the influence of organizational culture on organizational inventions of new things. Studies point to new things is most likely to happen in organizations that have integrative structures draw attention to many different kinds of people or things, and team effort and teamwork. Yet the findings of the previous research are mixed with little believable information that proves something related to the role of specific organizational culture features in adoptin g instructional invention of new things in college. Students who come to a related to school and learning library meet with a variety of spaces that influence their learning and behavior. The library has two types of spaces which are shared and social. Shared spaces are places where students are involved in single, hardworking with schoolwork, and thoughtful study surrounded by other students. Students work at group and noisy work with other students in social spaces. The idea of library spaces for different types for different student needs and supports the idea which is that students need separate spaces for the types of learning and behavior connected with the ability to create interesting new things and invention of new things (Bieraugel Neill, 2017). Ideas of library space when designing learning spaces in a library is extremely important to think about what types of behavior the design will bring out. Library design, as seen through the lens of the science of nerves and the brain, is interesting and suggests/says that library s pace is just like productive research surrounding conditions in helping the ability to create interesting new things and invention of new things. Bennett notes that Google, Twitter, Facebook, and other companies also aim to create productive research surrounding conditions within settings to help grow invention of new things and critical thinking be it in the lobby or a quiet corner. Environmental education can help increase problem-solving skills, very important thinking and action-oriented in relation to central and practical problems that are combined in nature(Fauville, Lantz-Andersson, Sà ¤ljà ¶, 2014). Co-operative processes of question or investigation into an action on real related to surrounding conditions or the health of the Earth issues where students should be put in the position of active thinkers prepared to act in response to issues in partnership with fellow students. Such learning also involves understanding how to approach, plan and analyze complex issues and where to turn for clearly connected or related knowledge, and not only the reproduction of what is already known although in different difference fields of study. In such settings, student-active and problem-based instructional approaches have been argued as providing a good big picture in which to develop knowledge. So, the science of teaching and way of thinking behind environmental e ducation can be thought of as challenging traditional approaches to schooling, which focus on learning of true knowledge presented in the classroom by the teacher in order to solve problems with an already existing, single and correct solution. Traditional education is also highly broken-up in terms of fields of study and is based on abstract problems, with students put in the rather allowing something to happen without reacting or trying to stop it a position of simply reproducing information and standard procedures.

Global Warming :: Environment Global Climate Change

Global warming is a matter of great concern that is unfortunately quite often overlooked in light of other problems that seem to be more immediately demanding. However, for all the attention that this issue does not draw, that is how dire it is growing to be. There are many problems that are causing global warming, and if they are not rectified, or at least prevented from here on out there are going to be some severe ramifications in the near future. Greenhouse gases, holes in the ozone layer and the decay of the atmosphere are just a few of the problems that need to be at the very least understood by the general populace. Greenhouse gases are chemical compounds that are found in the atmosphere. Because of their chemical make up, they allow energy from the sun to enter the atmosphere freely. â€Å"When sunlight strikes the Earth’s surface, some of it is reflected back towards space as infrared radiation (heat). Greenhouse gases absorb this infrared radiation and trap the heat in the atmosphere. Over time, the amount of energy sent from the sun to the Earth’s surface should be about the same as the amount of energy radiated back into space, leaving the temperature of the Earth’s surface roughly constant.† (Greenhouse gases, climate change, and energy) So this heat that is formed in these gases merely sits there and radiates more heat than it should. Another great concern to everyone on earth should be the hole in the ozone that is above Antarctica. Last recorded in September of 2000, the hole was 28.3 million square kilometers. (Antarctica’s Record-setting Ozone Hole) Such a hole in the ozone allow rays from the sun to enter undiluted into our atmosphere with their unhampered intensity. Since this hole is present in one of the coldest parts of the world, where there is so much ice, the potential for melting is extremely dangerous. Already, our world’s core temperature has risen 1 degrees. It is predicted that before the turn of the century, the core temperature will rise another 3 to 9 degrees. Such a great change would cause water levels to rise, coastal cities would start to flood, people who lived on the edge the beaches and coasts would have to move or lose everything they possessed to floods. This drastic change in temperature also effects the weather patterns.

Biopsychosocial Assessment of Dr. A. Elizabeth “Bessie” Delany Essay

The following information for this biopsychosocial assessment of Dra. Annie Elizabeth â€Å"Bessie† Delany was found from the autobiography of Bessie and her sister, Sadie (Delany, Delany, & Hearth, 1993). Bessie Delany was born in 1891, she is the third daughter of Henry and Nanny Delany. she studied at Columbia University and she became the second female dentists in New York. In that time the segregation, violence, and discrimination took a big part of Delany family, and her parent had a very difficult time raising their family. Bessie and her parents were involved in politics social activism known as the civil movement. Bessie’s parents were an example of life for their children and others in their community. By being a family who succeeded in life. In those days, white people thought that the success for black was waste of time since at that time it was unusual for black people to become successful in their life’s. sheets (Delaney, Delaney, & Hill Hearth, 199 3). In the book, â€Å"Having Our Say†, Bessie and Sadie Delany reflect on their personal, professional, and social experiences. Both Bessie and Sadie would be considered in Older Adulthood as defined by Zastrow and Kirst-Ashman (2010). At the time that the book was written, Bessie was criticizing the positive and negative. She often got upset as she sees that people were doing the right things. Bessie was the younger of the two sisters, she was a leader, her personality showed anger comparing to her sister that she was very calm. Bessie was reliant on her sister Sadie. For example, Bessie didn’t have a pension and depended upon Sadie’s Board of Education pension to live throughout retirement. (Delaney, Delaney, & Hill Hearth, 1993). Biological Issues During the adulthood stage, people have many biological issues like when a person reaches this point in life they begin to face aging problems. One of those issues is the senescence that an individual is affected in different parts of the body, at various rates due to some parts of the body being stronger and resist aging. Older people regularly suffer the most visible effects of physical appearances, like shakiness of the hands and legs. Problems with bodily coordination, shoulder struggles, reduced agility, an increase in wrinkles of the skin, and the slowdown of the Psychomotor skills all occur currently (Zastrow & Kirst-Ashman, 2010, pg. 588-589-590 According to the textbook, Understanding Human Behavior and the Social Environment, the slowdown of the Psychomotor skill specifies that the central nervous system is slowing down the information processing. Older people may come across problems such as difficulty remembering things as well as learning or retaining new information from memory. Problems can arise in certain activities such as driving a car. This can cause an increase in the risk of accidents while they drive. Even in older adulthood, however, if an individual has a healthy physical and mental state, Psychomotor skills can be highly functioning, and the person doesn’t have to have these challenges. Not everyone ages at the same rate, this is true for biological functioning (Zastrow & Kirst-Ashman, 2010, pp. 588-590). Bessie Delany’s Biological Development Based on descriptions of Bessie in the book, there are a few of examples that may show signs of aging in her adult biological development. Bessie was walking along with her sister and mother when a boy called them â€Å"grandmas† because of their grey hair, slow movements, and wrinkles (Delaney, Delaney, & Hill Hearth, 1993, p. 250). Her body showed her that her youth was gone because they were walking slowly as elders do. Bessie stopped driving a vehicle because of her body changes as her hand movements are diminished, reflexes are different from when she was young. Because of her age, Bessie had also stopped cutting her trees. She did not feel confident to be climbing a ladder and utilized sheets (Delaney, Delaney, & Hill Hearth, 1993, pg. 297). Assess Bessie’s Development Normal or Healthy? Yes, Bessie’s biological development was healthy because she still functioned at a high level. She always ate healthily, ate different vegetables every day, and they also included fruits and vitamins. Usually, in her daily routine, she took Vitamins A, B complex, C, D, E, as well as minerals and zinc. Bessie participated in exercises such as yoga, and she also enjoyed cultivating their garden that helped to maintain mental and active physical conditions. Identified Biological Strengths. Bessie had many strengths, despite her age, and she did not lose her vision. She was very independent, motivates her father to become a professional. Her professional goal became a dentist. (Delaney, Delaney, & Hill Hearth, 1993, pg. 297). She decides to be a professional instead of being a mother. She had a very strong character, where she didn’t like what she sees, she will protest, especially when she suffered racial attacks. She had a great memory. As she could remember her early childhood. (Delaney, Delaney, & Hill Hearth, 1993, pg. 289). Bessie’s Biological Needs Bessie did not have any outstanding biologicals needs, she was healthy at the age of 101 years old. Reference Delaney, Sarah L., Delaney, Annie Elizabeth, Hill-Hearth, Amy (1993). Having our Say. The Delany Sister’ First 100 years. N. Y. New York. Dell Publishing a Division of Random House, Inc. Zastrow, Charles H. & Kirst-Ashman Karen, K. (2010). Understanding Human Behavior and Social Environment. Belmont, CA: Brooks/Cole Cengage Learning

The professional teacher in classroom, school, and society

Introduction:By the 1970s, large authoritiess were criticized about interfering the function of markets and the ability of the persons to run their ain personal businesss. Managerialism and marketization of the public services was the chief impression of ‘new public direction ‘ . In order to better the efficiency and effectivity in the populace sector, different schemes such as internal audit and quality confidence have been introduced. ( Aucoin, 1990 ) As instruction is one of the cardinal public services in Hong Kong, it can non hedge from the tidal force of marketization. The reform is related to the transportation of duty from the authorities to the school. In other words, there is a alteration in the nature of the authorities engagement with a position to going more competitory and providing for the demands in the market, and the ever-changing universe. Efficiency, answerability, quality and efficient usage of resources have become the ‘yardstick ‘ in mea suring the public presentation by society, authorities and schools. Those standards have made a great impact on instruction at all degrees. Policy of Decentralization in Schools: In an effort to advance ‘quality instruction ‘ in schools, Hong Kong authorities introduced the thought of a school-based direction theoretical account with a position to conveying about decentalisation. This policy based on an premise: when a market mechanism is in topographic point in the instruction system, s chools will go antiphonal and accountable to the populace, and therefore will choose for better-quality public presentation. ( Brown, 1995 ) Decentralization allows schools flexibleness to apportion resources. Marketization enhances the power of parents as they provide the demands. Diversity of school was decreased and hence the competition between schools is violent. The functions of instructors and pupils have to alter harmonizing to the above-named factors. Fig. 1 Marketization theoretical account ( Modified from Ball )Parental pick:Parental pick is one of the cardinal influences of the educational market. Restructuring instruction by the authorization of parents and pupils through picks in instruction is the cardinal thought under acceptance of a market-oriented attack. In Hong Kong, most of the parents are fond of English Medium Secondary Schools because they believe in the myths of better educational services inside them. ( Band1c†Ya ®Ã‚ ¶e†¢Ã‚ ·a„†ºa‚?c µÃ‚ ±e†¹Ã‚ ±a? ­ , 2010 ) Presently, instruction is considered as a sort of commercial merchandise instead than larning to larn. The whole schooling system can be regarded as a trade good market controlled by civilization of quality. Furthermore, schools are the mills for â€Å" value-addedness † while the pupils ‘ acquisition results are the trade goods within the market. Parents are the goaded force and exert great force per unit areas to school in order to bring forth better reactivity and academic effectivity. ( e ¶Sa ¤se†¹Ã‚ ±?-†¡c? ­ e ¶Sa?-a ®Ã‚ ¶e†¢Ã‚ ·e § , 2008 )Diverseness:In the aftermath of the economic restructuring of Hong Kong into a service economic system, there was a great alteration of the prevocational and secondary proficient schools in 2000. Education and Manpower Bureau revamped and enriched the proficient course of study by stressing more on concern and technological facets every bit good as linguistic communications. ( Education Department, 1997 ) The differences between secondary proficient schools and mainstream secondary schools became bleary. Furthermore, inclusive instruction is introduced and implemented. Students with particular educational demands ( SEN pupil ) are encouraged to have instruction in ordinary schools every bit far as possible. This policy increases the learning diverseness of pupils inside chief watercourse schools. This follows with increasing of demands of resources and teacher re-training. In world, nevertheless, there is unequal support and resources. Under inclusive instruction system, schools can merely have $ 10,000 subsidies for every SEN pupil. Compared with the original system, schools can enroll one instructor and learning aid for every 15 SEN pupils. ( ez?a†¢Ã¢â€ž ¢e‚?eaS?a? §a ¤sca °Ã¢â‚¬Ëœ , 2005 ) Merely 6 % of instructors agree with adequate support under the bing system. ( Education Convergence, 2002 ) In the past 15 old ages, the diverseness of school is reduced due to revamping secondary proficient schools and inclusive instruction. More and more schools became mainstream schools. Normally, those schools focus on academic facets instead than developing pupil ‘s possible since academic accomplishment of pupils is an of import public presentation index under cognition base society. Students ‘ endowments are ever buried.Competition:Under marketization, competition becomes much more serious than earlier. From the fact that the figure of pupils entry to secondary one lessening dramatically ( a? ­a ­?aae ·?a?†¦e ©sa , 2010 ) , schools which did non get adequate figure of pupils might be closed by the authorities. In order to hedge from this procedure, different schools principals utilizing different schemes to pull pupils to analyze their school. The schemes including give different subsidy or even hard currency to the new pupils. Harmonizing to the research ( e ¦Ã¢â€ž ¢Ã¢â‚¬ ¢Ã¢â€ž ¢e‚?a °Ã‚ ­aaâ€Å"?a?†Ã¢â‚¬ ¢Ã¢â€ž ¢a? «a ·?aeY? , 2010 ) , some instructors were forced to advance the school. The promotional activities including be aftering different activities, some even serve as salesmen on the street to advance the school. We believed that these should non be the responsibilities of instructors. The direct result is teacher can non pass equal clip on the lesson planning or fixing resource for pupils. This implies that learning quality in footings of pupil larning result may deteriorate due to the deficit of readying. Second consider competition between pupils. Hong Kong is a cognition based society. Under the construct of marketization, educational success implies competiveness, which farther elaborates to money and high socio-economical degree. We argued that the ultimate end of instruction should non be served as a tool to mount up to higher socio-economical degree. If marketization continues, the purposes of instruction would go training pupils to accomplish academic success merely and in uniformity. We argued there would be two possible result of this uniformity. The first result is we would lose out value instruction. Previously school non merely concentrate on academic country, but besides the whole individual development of pupils. Teacher can hold flexibleness to learn different country of cognition, but non constrained to the examinational stuffs. But under marketization, we focus on the acquisition result and competiveness between pupils instead than value. It seems that the value instr uction is no longer of import in the modern society. Therefore we argued this may be one of the accounts of the happening of different societal issues. The 2nd possible result of uniformity is the changing of features of pupils. After marketization, we focus more on competition every bit good as public scrutiny. Therefore different accomplishments such as communicating or coaction may be omitted in the course of study. From the illustration of the maestro alumnus in Chinese university, this indicated that our current educational system maintain preparation pupils in this mode. ( a? ­a ¤Ã‚ §c? ©a? «200? ¬?e ¦Ã¢â‚¬ ¹a ·?a ¤Ã‚ ±?†¢- , 2011 ) This in bend pupils can merely execute good in the test merely, but can non use the cognition in the existent state of affairs or utilizing different accomplishments to work out jobs.The effects of the reform of educational system on instructors:In fact, the work load of instructors was really high before the reform of educational system. Teachers have more than 30 periods per hebdomad and it was one of the highest Numberss around the universe ( Cheng, 2004 ) . Furthermore, the figure of pupils per category normally is really high and it is about 40 per category. It may to a great extent increase the work load of instructors. Under the reform of the educational system, the work load of instructors is farther increased. In the yesteryear, the instructors could still manage their work. It was because of the standardised course of study, lower in-class diverseness of pupils and the comparatively teacher-centered instruction manner. However, under the reform of the educational system, the stria of pupils was changed from 5-band system to 3-band system. In other words, the intra-school diverseness of pupils became much higher. This may ensue in the dramatic addition in the trouble and cost of learning and direction of schools. Ultimately, instructors have to pay more attempt to cover with the jobs in learning, conselling and resources allotment. As the diverseness of pupil additions, the original high quality schools and pupils become second-rate since the resources have to be shifted to cover with the jobs of less able pupils. As mentioned antecedently, inclusive instruction is one of the of import policies under the reform of the educational system. It aims to include some SEN pupils into the normal categories so that SEN pupils can accept the legitimate instruction. This may increase the intra-school diverseness of pupils and the operating cost of schools. Besides, excess back uping resources should be needed. However, a batch of schools do n't run into the standards to suit the SEN pupils and are forced to make so. Under the state of affairs of high work load and ‘big category ‘ , instructors really have non adequate clip and energy to take attention of the SEN pupils. As a consequence, the SEN pupils finally get no benefit. The reform of educational system involves the alteration in the instruction schemes and the usage of the instruction tools. In order to do the instruction more effectual, instructors have to take a batch of preparation classs about the alteration of the course of study, the application of information engineering and etc. Besides, some instructors have to complete the graduate student sheepskin of instruction. Teachers have to pay excess clip and energy on their surveies. In add-on to the work load and day-to-day responsibilities in school, instructors may experience collapsed. As a consequence, the success of the reform of educational system may be hard to be achieved since instructors really have no clip and energy to take attention of the diverseness of the ability of pupils and aid pupils ‘ growing.Decision:In decision, marketization have its ain advantages such as bettering efficiency of acquisition and instruction in footings of larning result. Nevertheless, the purposes o f instruction and value instruction are neglected in the current marketized educational system. We believed that the disadvantages overwhelm the advantages and this is non a good pattern to our following coevals. Entire words: 1675

Limiting Use of Animals in Research essays

Limiting Use of Animals in Research essays Animal testing has been used since the beginning of scientific medicine research and most of the advancement in medical science has been related to the use of animal testing. Without the help of animal research, many would not have survived diseases that were once fatal to the human population. Believing that torturing animals is cruel, some scientists suggest other solutions to replace animal testing and all of those solutions are found to be insufficient. In the A Scientist: I am the Enemy article, Ron Kline lists few solutions and he explains why those solutions cant replace animal testing, solutions such as experiments on human beings...or...using computer modeling that can simulate animal experiments. Both sources are unreliable and impossible. Therefore, there is no doubt that animal testing may be the only method that would greatly improve medical science in finding new methods and to provide society with the best medical breakthroughs to improve our lives. Animal-rights activists suggest that the use of animals is immoral and scientifically incorrect because animals, just as humans, have rights. One of the animal-rights activists, Roger Caras, explains the animal rights in We Must Find Alternatives to Animals in Research article, stating that ...animals have the right not to have pain, fear or physical deprivation inflicted upon them. If we cannot use animals, what other option do we have for medical research and advancement? This question is not easy to answer. If we try to think logically about finding the best alternative method to animal testing, we will end up with the conclusion of human experimentation. Most would wonder why we do not use humans for research on human diseases. The answer for this question comes quickly in our mind that using humans in medical research would be immoral. Most of us would agree that human beings should not be in experime...