Mathing with Theo

Have you ever wondered what the best time to release your post, article, blog or news release is?

The answer is immediately prior to Monday, Tuesday, or Wednesday mornings.

These stats were gathered from the July-Dec Scroggles! webserver.

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Last night I saw the movie I am Legend . Having read the synoptic Gospels (Matthew, Mark, Luke) a few times by now I was struck by the similarity of the movie’s plot and the Gospel story.

I Am Legend by Richard Matheson

A few months ago I wrote this article which claimed that the Gospel story has so influenced our culture that we can barely escape from it in our popular media. This movie surely confirms my convictions, as does the recently released Transformers in which the hero, Optimus Prime, sacrifices himself for the salvation of mankind.

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Given that you have some reflective shape expressed in mathematical form the following code written in R will help you to visualize the effect of bouncing light (or potentially audio or any other object) off the surface of the object. It only calculates one bounce however and does not account for multiple reflections…perhaps sometime in the future. This script produces plots like the following:

A circular reflector.

A histogram of the y-intercepts of the reflected rays for a circular dish.

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Suppose you have a document with a link on each line of the document.

Now suppose you want to download every link on that document and put them in a directory.

Then finally you may wish to take each document and strip the links from the document, retrieve each of those links etc. ad infinitum (or until your hard drive crashes).

The following two pieces of code should accomplish your tasks. You can download the R script which contains some extra NLP functions for R here, and the Unix BASH script here.

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