is correct: {n > 0} count = n; sum = 0; P: {n>0 and count = n and sum = 0} while count 0 do sum = sum + count; count = count 1; end Q: {sum = 1 + 2 +… + n} Please note that you need to do this question in the following steps: a) Find a candidate loop invariant I. Show the induction steps using which you find I. Σn k=1 k - Σn k=1k = 0 c)Show {I and B} S {I} P: {sum + count = n + (n-1) +…. + (count+1) + count} => I: {sum = n + (n-1) +…. + (count+1)} sum = sum + count; Q: {sum =
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Electrolysis Feb. 22‚ 2012 Introduction: Jan Rudolph Deiman and Adriaan Paets van Troostwijk used in 1789 an electrostatic machine to produce electricity which was discharged on electrodes in a jar with water. In 1800 Alessandro Volta invented the voltaic pile‚ a few weeks later William Nicholson and Anthony Carlisle used it for the electrolysis of water. When Zénobe Gramme invented the Gramme machine in 1869 electrolysis of water became a cheap method to produce hydrogen. A method of industrial
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j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j ^ j j - i j j j j j j j j j j j j Video Concepts‚ Inc. cose wos prepared by John Dunkelberg and Tom Goho‚Wake Forest niversity. All rights reserved to the authors and the North American Case Research Association. As Chad Rowan‚ the owner of Video Concepts‚ Inc.‚ looked over his monthly income statement‚ he could only shake his head over how it could have been so much different. In many ways he was a very successful entrepreneur‚ having started
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specialized‚ and will continue to evolve.(Hall‚ 2005). According to Hall (2005)‚ nursing knowledge is important because it raises awareness of professional and personal accountability‚ improves patient care and informs the dilemmas of practice. To stay current with nursing knowledge‚ resources must be readily available when needed. Two key resources that latest research and evidence based practice guidelines. The knowledge needed to care for a patient is continuing to change dramatically‚ it is more complex
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Notes (i) Any point on a curve where the gradient is zero can be called a ‘stationary point’ (which means that stationary points include maximum and minimum turning points and also any points of inflection at which the curve is horizontal‚ as it is in the example given above) (ii) If a maximum or minimum are not actually the highest or lowest values that a curve ever reaches‚ but are just the highest or lowest value on the curve near to that point (as is the case for the maximum
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Differentiate between the marketing concept and the selling concept. The concepts of marketing and selling are derived from 2 simple activities: marketing and selling. These two activities are very similar to a large extent similar though there are a few elements about each of them that differentiate them. Selling can be defined as a process of transferring a product or service to a buyer at a price regardless of his or her need whereas marketing is defined as a process of transferring a product
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sellers of a particular good or service (64). Economists have defined three key elements for any industry to be classified in the market: the number of firms‚ the similarity of the products and the ease of entering a certain industry. By using these features‚ four market structures can be classified—perfect competition‚ monopolistic competition‚ oligopoly and monopoly (442). Among all the markets‚ monopolistic competition can be the most common structure related to our daily life. Restaurants‚ clothing
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In order to help children gain a more understanding of place value‚ as an future educator I must understand the connections and relationships among the related concepts as well as possess knowledge of how children learn early number concepts. Place value is the idea that each digit in a number represents a certain amount‚ depending on the position that it occupies. Recognizing that children can count out a set by ones‚ as a future educator it’s important to help them see that groupings of tens and
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Team 2 Video Concepts‚ Inc. 1. Describe Video Concepts’ business model. Has it been successful? Would you consider Chad Rowan to be a successful entrepreneur? Why or why not? A company’s business model is defined as‚ “management’s blueprint for delivering a valuable product or service to customers in a manner that will generate ample revenues to cover costs and yield an attractive profit” (Thompson‚ 2012). Video Concept’s business model is based on providing value to its customers through
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Can You Be Honest With Your Friends My sister is a person whom one might define as socially awkward. While neither of us possess the gift of tact‚ I have become slightly more adept a maneuvering unfamiliar social situations‚ whereas she avoids them wherever and whenever possible. We both have the same handicap: that being that we don’t possess a filter. Whereas most people know that it constitutes poor manners to point out a hanger from a perfect stranger’s nose‚ we feel it is our civic duty
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