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Dijkstra: semaphore coordination of sequential processes

Dijkstra's Cooperating Sequential Processes explained atomic semaphore operations and used them to coordinate independently executing processes, including producer–consumer examples.

What is recorded here?

Dijkstra's Cooperating Sequential Processes explained atomic semaphore operations and used them to coordinate independently executing processes, including producer–consumer examples. A process can wait for a resource without treating a shared variable update as safely divisible. Atomic P and V operations supply a coordination mechanism. The text separately acknowledges Scholten's contribution to the general applicability of semaphores.

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Scientific scope

This record concerns the 1965 manuscript published in 1968. It is distinct from the THE system, guarded-command calculus and shortest-path algorithm. No independent correctness replay of every example is claimed.

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Edsger W. Dijkstra

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English catalogue narrative

Dijkstra: semaphore coordination of sequential processes

Dijkstra's Cooperating Sequential Processes explained atomic semaphore operations and used them to coordinate independently executing processes, including producer–consumer examples.

A process can wait for a resource without treating a shared variable update as safely divisible. Atomic P and V operations supply a coordination mechanism. The text separately acknowledges Scholten's contribution to the general applicability of semaphores.

Scientific scope

This record concerns the 1965 manuscript published in 1968. It is distinct from the THE system, guarded-command calculus and shortest-path algorithm. No independent correctness replay of every example is claimed.

People and systems

Edsger W. Dijkstra

Original sources