Copyright (C) 2008-2012 Delft University of Technology - All rights
reserved.

Author: Reijer Idema

Use and modification of this software is allowed for educational and research
purposes only. Commercial use in source or binary form, with or without modification,
is prohibited unless the user has obtained explicit written permission from the copyright
holder. Redistribution of this code and any derived software, in source or binary form,
must retain the above copyright notice, this agreement, and the below disclaimer.

Publications containing results that were obtained with the use of this software,
with or without modification, have to credit the author by including at least the
following two references:

(1) R. Idema, D.J.P. Lahaye, C. Vuik, and L. van der Sluis,
Scalable Newton-Krylov solver for very large power flow problems.
IEEE Transactions on Power Systems, Volume 27, Number 1, February 2012.

(2) R. Idema, G. Papaefthymiou, D.J.P. Lahaye, C. Vuik, and L. van der Sluis,
Towards faster solution of large power flow problems.
IEEE Transactions on Power Systems, Volume 28, Number 4, November 2013.

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