MathGroup Archive 1996

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w={{1,2,3},{4,5,6},{7,8,9}}
npos={2,1}

npos is the position of the element I need.

w[[npos]]

does not work, as it returns the second and the first
line.

w[[ npos[[1]],npos[[2]] ]]

does the wanted thing, but I would prefer a shorter and
more general way.

Hans Friedrich Steffani
--
Hans Friedrich Steffani
Institut fuer Elektrische Maschinen und Antriebe
TU Chemnitz-Zwickau
e-mail: hans.steffani at e-technik.tu-chemnitz.de

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