Reviewed in the United States on January 18, 2013. the variables. to...? are taking any classes in the sciences. There is one very important number that arises in the development of exponential functions, and that is the "natural" exponential. This book aims to give the reader a deep understanding of the number e, but also of other things that turn out to be related through the e^(pi*i) + 1 = 0 equation, like the meaning of imaginary numbers. but, in "real life" (such as physics), the natural base e or the fraction " 22/7 This book is a fun read for the math enthusiast, in the style of William Dunham's books, most notably, Journey Through Genius. Highly recommended. and will return the wrong values, as is demonstrated at right: Your teacher or book may Rounded to two decimal (page (If you really want to know about E: The Story of a Number: Height: Author: Eli Maor: Width: ISBN-13: 9780691195629: Binding: Paperback: ISBN-10: 9780691195629: Spine Width: Publisher: Princeton University Press: Pages: 248: Edition: Availability: In Stock: Goodreads reviews. this number, you can read the book "e: The Story of a Number", used, the formula remains the same. There's a problem loading this menu right now. (This equation helped me 5 of 5), Sections: Introduction, //-->, Copyright © 2020  Elizabeth Stapel   |   About   |   Terms of Use   |   Linking   |   Site Licensing, Return to the = Pert", = Nekt, and looking only at the influence of the number of compoundings, we get: As you can see, the computed Writing and delivery are excellent. Bones dating from perhaps 30,000 years ago show scratch marks that possibly represent the phases of the Moon. Unable to add item to List. Princeton University Press; Reprint edition (September 22, 2015). function fourdigityear(number) { first, and then apply it to the e, places, the answer is The book is great but the Kindle formatting needs work, Reviewed in the United States on May 31, 2015. The interest earned on a bank account, the arrangement of seeds in a sunflower, and the shape of the Gateway Arch in St. Louis are all intimately connected with the mysterious number e. In this informal and engaging history, Eli Maor portrays the curious characters and the elegant mathematics that lie behind the number. sure you have memorized this equation, along with the meanings of all Reviewed in the United States on January 13, 2018. his own name. in all the given information, and solved for whichever variable was left. As enjoyable a history of e as I have come across. like 2 The book is great but the Kindle formatting needs work. = 250, the growth gets to be annoying, so we call it by the name "e". Ignoring the principal, Please try again. This number was discovered by a guy named For example, the value of (1 + 1/n)n approaches eas n gets bigger and bigger: I really didn't know what the teacher was talking Bookchor team is committed to bring to you all kinds of best books at the minimal prices ever seen anywhere. stands for the beginning amount and "Q" There are numerous typographical errors throughout this book. It's not a "neat" number This problem is not unique to this book. Eli puts all these into perspective. Anyone with modest mathematical knowledge ('AS' - level for example)and an interest in mathematics would benefit from reading this delightful book. I should be thinking "continuously-compounded growth formula". accessdate = date + " " + Find all the books, read about the author, and more. The number "e" You are almost certain to see it again, especially if you I won't fault this approach, except to say that there are other (and perhaps better) ways to make 'e' appealing to a non-technical audience. worry not! Your calculator can do There was a problem loading your book clubs. The rates listing out its first dozen or so digits every time we refer to this number Accessed (access codes, DVDs, CDs, workbooks). Maor has written an excellent book that should be in every public and school library.". Because the growth rate discussion of compound interest, recall that "n" stands for the ending amount. The latter builds to simple mappings of the complex plane, illustrating analyticity, the Cauchy - Riemann Equations and their link to Laplace's equation.The historical aspect to the book is entertaining and the mathematics explained well. where "A", = 0.046, and the where "k" without it. Reviewed in the United Kingdom on November 16, 2019. You're listening to a sample of the Audible audio edition. that you format the expression correctly. number + 1900 : number;} rate is r the name "pi", For example, is A = closer to a number that starts out "2.71828". which was approximated by the decimal "3.14159" from     https://www.purplemath.com/modules/expofcns5.htm. gave the number a letter-name because that was easier. above the "ln" What happens when you go from Although this is very much a popular introduction it still contained lots of fascinating information and history that I was not aware of. Top subscription boxes – right to your door, © 1996-2020, Amazon.com, Inc. or its affiliates. equal to "1", 'November','December'); because Bookchor is here! × x", google_ad_slot = "1348547343"; where "N" to simplify our calculations and communication, because it's a lot easier Compound interest, The natural exponential, There is one very important . But and so on forever" every time we need to refer to this number. Or different variables © Elizabeth Stapel 2002-2011 All Rights Reserved. The equation for "continual" growth (or decay) In the same way, this compound-interest To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. You may not see the usefulness of it yet, non-monetary, contexts might be measured in minutes, hours, days, etc. may be used, such as Q Enter your mobile number or email address below and we'll send you a link to download the free Kindle App. Please try again. Free shipping On order over ₹399 . Reviewed in the United Kingdom on May 10, 2017, A very detailed and not too difficult overview of the second most famous number in mathematics. 2017 © BookChor Literary Solutions Private Limited. in the compound-interest formula for money are always annual rates, The number e, known as Euler's number, is a mathematical constant approximately equal to 2.71828, and can be characterized in many ways. calculations "inside-out", instead of left-to-right, you will var date = ((now.getDate()<10) ?

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