Step in Tine: Forking Processes in Functional Choreographies
The paper titled 'Step in Tine: Forking Processes in Functional Choreographies' introduces a new approach to concurrent programming. It presents the choreographic fork calculus λ{pitchfork}, which allows for process forking while ensuring deadlock freedom. This advancement simplifies the process of spawning new processes in concurrent systems, supporting practical applications such as load balancers.
- ▪Traditional concurrent programming requires separate programs for each participant in a system.
- ▪Choreographic programming enables a single centralized program to be compiled into individual programs.
- ▪The λ{pitchfork} language allows dynamic process spawning while guaranteeing deadlock freedom.
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| Original publisher | arXiv.org |
| Canonical URL | https://arxiv.org/abs/2605.23031 |
| Publication time | Mon, 25 May 2026 19:41:47 +0000 |
| Retrieval time | 2026-05-25T20:07:40.503Z |
| Last seen | 2026-05-25T20:07:40.503Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | d8tlI6XnrNiN |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Computer Science > Programming Languages arXiv:2605.23031 (cs) [Submitted on 21 May 2026] Title:Step in Tine: Forking Processes in Functional Choreographies Authors:Ashley Samuelson, Andrew K. Hirsch, Ethan Cecchetti View a PDF of the paper titled Step in Tine: Forking Processes in Functional Choreographies, by Ashley Samuelson and 2 other authors View PDF Abstract:Traditional concurrent-programming techniques require programmers to painstakingly write programs for each participant in a concurrent system. Choreographic programming, in contrast, allows a programmer to write one centralized program and compile it to individual programs. This approach simplifies critical properties like deadlock freedom, but it complicates forking new processes, a core primitive in concurrent programming.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at arXiv.org.
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