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DNA
2006
Springer
129views Bioinformatics» more  DNA 2006»
15 years 3 months ago
P Systems with Active Membranes Characterize PSPACE
P system is a natural computing model inspired by behavior of living cells and their membranes. We show that (semi-)uniform families of P systems with active membranes can solve i...
Petr Sosík, Alfonso Rodríguez-Pat&oa...
NC
2011
201views Neural Networks» more  NC 2011»
14 years 6 months ago
The computational power of membrane systems under tight uniformity conditions
We apply techniques from complexity theory to a model of biological cellular membranes known as membrane systems or P-systems. Like Boolean circuits, membrane systems are defined ...
Niall Murphy, Damien Woods
MEMBRANE
2005
Springer
15 years 5 months ago
Boolean Circuits and a DNA Algorithm in Membrane Computing
In the present paper we propose a way to simulate Boolean gates and circuits in the framework of P systems with active membranes using inhibiting/de-inhibiting rules. This new appr...
Mihai Ionescu, Tseren-Onolt Ishdorj
FUIN
2008
74views more  FUIN 2008»
14 years 11 months ago
A P Systems Flat Form Preserving Step-by-step Behaviour
Starting from a compositional operational semantics of transition P Systems we have previously defined, we face the problem of developing an axiomatization that is sound and comple...
Roberto Barbuti, Andrea Maggiolo-Schettini, Paolo ...
IJFCS
2008
63views more  IJFCS 2008»
14 years 11 months ago
How to Synchronize the Activity of All Components of a P System?
We consider the problem of synchronizing the activity of all the membranes of a P system. After pointing at the connection with a similar problem dealt with in the field of cellul...
Francesco Bernardini, Marian Gheorghe, Maurice Mar...