Monthly Archives: March 2014

Making Sense of Multivalued Matrix Functions with the Matrix Unwinding Function

Try the following quiz. Let be an real or complex matrix. Consider the principal logarithm—the one for which has imaginary part in —and define for (an important special case being for an integer ) . True or false: for all … Continue reading

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Second Edition (2014) of Handbook of Linear Algebra edited by Hogben

One of the two or three largest books I have ever owned was recently delivered to me. The second edition of the Handbook of Linear Algebra, edited by Leslie Hogben (with the help of associate editors Richard Brualdi and G. … Continue reading

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