No author has gone as far as Doerfler in covering methods of mental calculation beyond simple arithmetic. Even if you have no interest in competing with. Dead Reckoning: Calculating Without Instruments. Front Cover. Ronald W. Doerfler. Gulf Publishing Company, – Mathematics – pages. The Paperback of the Dead Reckoning: Calculating Without Instruments by Ronald W. Doerfler, Doerfler | at Barnes & Noble. FREE Shipping.

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Selected methods of past and present lightning calculators are combined with number theory, early computer algorithms, and relatively modern doeefler of numerical analysis to provide a unique set of tools for rapidly and mentally finding products, quotients, roots of non-perfect powers, trigonometric values, and logarithmic and exponential values.

Finding Rational Approximations to Precomputed Constants Often we encounter multi-digit rsckoning, such as scaling factors, that are difficult to use directly as a divisor or multiplier because of the number of digits involved.

There are discussion boards devoted to: Calculus II For Dummies. Astrolabes This area provides an overview and a detailed analysis of the designs and uses of astrolabes and other intriguing ancient analog computers used for astronomical calculations.


Tobi Clifford marked it as to-read Jan 03, Don’t have a Kindle? Discover Prime Book Box for Kids. Amazon Rapids Doerfleg stories for kids on the go. Dead Reckoning failed to meet expectations – that of being able to mentally or quickly do rudimentary math excersizes such as finding square roots, large multiplication, etc.

Dead Reckoning : Calculating Without Instruments

Nertil Petro marked it as to-read Nov 20, It was not well explained and I was lost shortly reckoninf the introduction even after reading it three times. New My free software application, Plans Unfoldinghas been released after much development and testing. Much better reads are in order of usefulness Speed Mathematics Simplified by E. One person found this helpful. Item s unavailable for purchase. Amazon Drive Cloud storage from Amazon.

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Dead Reckoning: Calculating Without Instruments – Ronald W. Doerfler – Google Books

Learn more about Amazon Prime. Web Material on Additional Topics This area contains materials relating to advanced mental calculation that either do not appear in the roerfler or are covered in greater detail here. John Gage added it May 23, Let’s Try No, Thanks. Arrives in days after despatch for most Australian capitals.

Boolean Algebra and Its Applications. Thanks for supporting an Australian owned and operated business! Stoddard, Speed Mathematics by B. Ratings and Reviews 0 0 star ratings 0 reviews.


However, if you are up for it, this book will take you deeper doerflfr further into the theory and practise of hand computation than any other that I have seen.

doercler Try the Kindle edition and experience these great reading features: These methods range from very old to recent to brand new.

Over Activities to Develop Deep Understanding.

In addition to a fascinating exploration of arithmetical techniques and their theoretical underpinnings, he also covers logarithms and trig functions. Hi There, Did you know that you can save books into your library to dodrfler gift lists, reading lists, etc? September 1, Imprint: This area contains materials relating to advanced mental calculation that either do not appear in the book or are covered in greater doerf,er here.

There are many books designed to teach rapid calculation without aid of a machine.

Josh rated it liked it May 21, Tlnc rated it really liked it Jan 27,