The Calculus of Signal Flow Diagrams I: Linear relations on streams
The Calculus of Signal Flow Diagrams I: Linear relations on streams
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DOI:
10.1016/j.ic.2016.03.002
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发表时间:
2017-02-01
影响因子:
1
通讯作者:
Zanasi, Fabio
中科院分区:
文献类型:
--
作者:
Bonchi, Filippo;Sobocinski, Pawel;Zanasi, Fabio
We introduce a graphical syntax for signal flow diagrams based on the language of symmetric monoidal categories. Using universal categorical constructions, we provide a stream semantics and a sound and complete axiomatisation.A certain class of diagrams captures the orthodox notion of signal flow graph used in control theory; we show that any diagram of our syntax can be realised, via rewriting in the equational theory, as a signal flow graph. (C) 2016 Elsevier Inc. All rights reserved.