# Tag Info

Accepted

### Can choice or sequential execution be expressed with other basic operators of the pi calculus?

This is a really interesting question and only partially understood. The $\newcommand{\OUT}[2]{\overline{#1} #2 }$ precise answer to such questions depends in subtle ways on exactly what the ...
• 10.4k
Accepted

### Resources (books, etc) to learn about concurrency theory

There are not that many books on this subject, as it continues to evolve at a rapid pace. Classic books on process calculi (that don't focus on π-calculus-like mobility) are: C. A. R. Hoare, ...
• 10.4k
Accepted

### Is every countable, finite-branching LTS bisimilar to a tree?

Q1: Yes, every LTS is bisimilar to its unfolding, which is a tree. Q2: No, by a cardinality argument. For instance take infinite binary trees with $L=\{a,b\}$. Each tree has countable set of states ...
• 7,787
1 vote

### Use of Process Calculi and PL Theory for modern programming language development

I like to search for practical implementations of process calculi in the wild :) (besides reading about the theory). Clojure async channels is based on CSP: http://clojure.com/blog/2013/06/28/clojure-...
• 11

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