Waldemar A. Solf (1913-1987)

Definitions of Petri Net . Part I Waldemar

In the sequel M is a Petri net. Let us consider X , Y . Let us assume that X misses Y . The functor PTempty f (X ,Y ) yielding a strict Petri net is defined by: (Def. 4)2 PTempty f (X ,Y ) = 〈X ,Y, / 0〉. Let us consider X . The functor Tempty f (X) yields a strict Petri net and is defined by: (Def. 5) Tempty f (X) = PTempty f (X , / 0). The functor Pempty f (X) yields a strict Petri net and is ...

Op-scan130187 1904..1913

Silvio Ionta,* Roberto Martuzzi, Roy Salomon, and Olaf Blanke Center for Neuroprosthetics, School of Life Sciences, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland; Laboratory of Cognitive Neuroscience, Brain-Mind Institute, School of Life Sciences, Ecole Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland; and Department of Neurology, University Ho...

Medical Annual, 1913

been introduced. Every article is up-to-date and concise, and the list of contributors is as guarantee of good work. The volume is a clearly printed and as well illustrated as ever, but is printed on fine thin paper, so that the bulk of the book is reduced. The general index is particularly well done, and there are no less than 42 plates and 200 other illustrations. A useful glossary of new ter...

Tanzi ( 1987 ) : A Retrospective

763 National Tax Journal Vol. LIV, No. 4 Abstract This empirical research extends the work of Tanzi (1987) and provides comparative 1985–99 corporate income tax (CIT) rates for 29 different countries, spanning the United States, Europe, and Southeast Asia. A common worldwide trend in CIT rates emerges. During the 1985–99 period, the top CIT rate decreased by 11 percentage points in the United S...

Rufus Cole, 1913