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Miscellaneous
Excel Chaos
 

A simple chaos theory experiment in Excel.

 

 

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Integration in Excel Using Gaussian Quadrature
square
 

How to do simple numerical integration in Excel using the Gaussian Quadrature method.

 

 

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How to Negotiate a Car Purchase Online
car sq
 

How to negotiate a car online in five easy steps.

 

 

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Square Roots

How to calculate square roots in your head... no aspirin required.

 

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The rule of 70

A liittle article on the old financial rule of 70. It explains how it works and introduces some new "rules" of my own:)

 

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Divide by 9

 

 

Another article on quick head calculations explains how to quiclky divide a number by 9.

 

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Automobile under the hood inspection

 

I wrote this article for an automotive technology class I took in 2005. It is basically a visual guide showing how to inspect your vehicle "under-the-hood" to make sure things are running smoothly.

 

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