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Published **1973**
by Prentice-Hall in Englewood Cliffs, N.J .

Written in English

- Consumption (Economics) -- United States.,
- Economic development.,
- Technology -- Social aspects.,
- United States -- Economic conditions -- 1971-

**Edition Notes**

Statement | by Ralph E. Lapp. |

Classifications | |
---|---|

LC Classifications | HC106.6 |

The Physical Object | |

Pagination | 263 p. : |

Number of Pages | 263 |

ID Numbers | |

Open Library | OL19456645M |

The logarithmic century, Hardcover – January 1, by Ralph Eugene Lapp (Author) See all formats and editions Hide other formats and editions. Price New from Used from Hardcover "Please retry" $ — $ Hardcover $ 6 Used from $ 2 Collectible from $ Enter your mobile number or email address below and we'll send you a Author: Ralph Eugene Lapp. Additional Physical Format: Online version: Lapp, Ralph Eugene, Logarithmic century. Englewood Cliffs, N.J., Prentice-Hall [] (OCoLC) The history of logarithms is the story of a correspondence (in modern terms, a group isomorphism) between multiplication on the positive real numbers and addition on the real number line that was formalized in seventeenth century Europe and was widely used to simplify calculation until the advent of the digital computer. The Napierian logarithms were published first in This page book is exclusively dedicated to log and exponential functions. I love the subject and I love the detailed explanations It’s easy to find nitty-gritty faults here and there but overall is an excellent book Read more. Helpful. Comment Report abuse. Amazon s:

Example 2: Using Logarithmic Regression to Fit a Model to Data. Due to advances in medicine and higher standards of living, life expectancy has been increasing in most developed countries since the beginning of the 20th century. The table below shows the average life expectancies, in years, of Americans from – [1]. That exponent is called a logarithm. We call the exponent 3 the logarithm of 8 with base 2. We write. 3 = log 2 8. The base 2 is written as a subscript. 3 is the exponent to which 2 must be raised to produce 8. A logarithm is an exponent. Since. 10 4 = 10, then. log 10 10, = 4. "The logarithm of 10, with base 10 is 4.". In fact, the question of the origins of the logarithmic relation does not have a simple answer. At least two scholars, the Scottish baron John Napier () and Swiss craftsman Joost Bürgi (), produced independently systems that embodied the logarithmic relation and, within years of one another, produced tables for its use. Common Logarithms: Base Sometimes a logarithm is written without a base, like this. log() This usually means that the base is really It is called a "common logarithm". Engineers love to use it. On a calculator it is the "log" button.

An illustration of an open book. Books. An illustration of two cells of a film strip. Video. An illustration of an audio speaker. Audio. An illustration of a " floppy disk. Software. An illustration of two photographs. Logarithmic tables Item Preview remove-circle Share or Embed This Item. Logarithm are basically used to do the following - Reduce multiplication to addition. Consider you want to multiply two 10 digits numbers. If you use addition, it will take only 10 steps. But for multiplication, the total number of steps rises t. Log b is known as the common logarithm and is written as log, with the base not written but understood to be Log base e, log e, is known as the natural logarithm and is written as ln. Example 5. Find the following logarithms. log log ln e. ln e 2. The logarithmic relation, captured in modern symbolic notation as \[ \log(a\cdot b) = \log(a) + \log(b),\] is useful primarily because of its power to reduce multiplication and division to the less involved operations of addition and subtraction.

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