Knot Theory
Robert G. Scharein: Knot theory is a branch of algebraic topology where one studies what is known as the placement problem, or the embedding of one topological space into another.
In response to a question from Christian Romney: the above web page was the inspiration for my current favicon.ico.
When asked to describe my passions, I typically reply "Sam Ruby takes a perverse pleasure in integrating disparate things". PHP and Java. Bean Scripting Framework. Common Language Runtime. SOAP. Protocols and Formats.
Placement problems. Embedding of one topological space into another.
Intertwingled knotty problems.