Really Complex Quaternions

What is a quaternion? Mathematicians might claim it was the independent inventions of Gauss, Hamilton...

Special Relativity and the Road Not Taken

This poem is too good to just quote the final stanza.The Road Not TakenBy Robert FrostTwo roads...

Markdown, Mobile-Friendly Web Sites, and eBooks

I write drafts on paper. It would be nice if the electronic versions of documents looked similar...

Rescinded: Classical Gravity, Part 2: The Dual Force For Gravity Hypothesis

I have decided to rescind this proposal.  The swap of time t for space R and visa versa really...

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Doug SweetserRSS Feed of this column.

Trying to be a semi-pro amateur physicist (yes I accept special relativity is right!). I _had_ my own effort to unify gravity with other forces in Nature. It ran into quite a number of technically... Read More »