Paul Erdös, Siemion Fajtlowicz, et al.
Networks
It is shown that, for linear dc networks, in which certain resistors and controlled sources are allowed to vary, the “worst case” occurs when all parameter variations assume extreme values. © 1977, IEEE. All rights reserved.
Paul Erdös, Siemion Fajtlowicz, et al.
Networks
Alan J. Hoffman
Advances in Computational Mathematics
Alan J. Hoffman
Linear Algebra and Its Applications
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Aequationes Mathematicae