The general structure of a q-analogue of the Zassenhaus formula, the dual of the Baker-Campbell-Hausdorff formula for combining exponential operators, is derived and the first few terms of the disentanglement of a q-exponential operator are explicitly given.

CLEMENTINE 2.7 μm DATA AND 70-CM EARTH-BASED RADAR DATA PROVIDE ADDITIONAL CONSTRAINTS FOR UVVIS-BASED ESTIMATES OF TiO2 CONTENT FOR LUNAR MARE BASALTS. J. J. Gillis, P. G. Lucey, B. A. Campbell, and B. R. Hawke, Hawaii Institute of Geophysics and Planetology, University of Hawaii, 1680 East-West Road, POST 515, Honolulu, HI 96822 ([email protected]), 2Center for Earth and Planetary Studie...

Dr. Campbell has brought together in this substantial volume a vast amount of information and suggestion upon this common but ill-understood symptom of headache. Not only does he record his own experience and opinion upon the various points at issue, but, that he has read widely and quoted wisely, the many extracts from other authors, ancient and modern, incorporated in the text and appended in...

Study of the varied metaphorical levels of the Book of Mormon continues to yield new insights into the message and meaning of that book. Several prominent typological readings of aspects of the Book of Mormon have been published, but despite calls for such an effort, little inquiry into its possible archetypal levels, or what has been called “the mythic dimension” of the book, has yet been unde...

subordinate to medical duties. It also gives rise to thoughts about medicine's need to venerate its own great men, and the biographical forms used in doing it. This edition is very easy to read thanks to the size of page and clear typography, but it is appreciably more expensive than secondhand copies of earlier editions that are readily available. This volume with its realistic introduction by...

Research Summary Focused deterrence strategies are increasingly being applied to prevent and control gang and group-involved violence, overt drug markets, and individual repeat offenders. Our updated examination of the effects of focused deterrence strategies on crime followed the systematic review protocols and conventions of the Campbell Collaboration. Twentyfour quasi-experimental evaluation...

Under 5 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,337 5.9 5 to 9 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,541 6.4 10 to 14 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,698 6.8 15 to 19 years . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,571 6.5 20 to 24 years . . . . . . . . . . . . . . . . ....

The Centenary Dinner of the Bristol MedicoChirurgical Society took place at the Esso Motor Hotel, Hambrook, on Friday, 26th April, 1974, and was attended by nearly one hundred and fifty members and guests. The Guest of Honour was Sir John Stallworthy, President of the Royal Society of Medicine and the Society's other guests were Lady Stallworthy, Councillor C. Hebblethwaite, Deputy Lord Mayor o...

John H. Cochrane is the Sigmund E. Edelstone Professor of Finance in the Graduate School of Business at the University of Chicago, a consultant to the Federal Reserve Bank of Chicago, and a research associate at the National Bureau of Economic Research (NBER). The author thanks Andrea Eisfeldt for research assistance and David Marshall, John Campbell, and Robert Shiller for comments. The author...

We examine the dynamics of idiosyncratic risk, market risk and return correlations in European equity markets using weekly observations from 3515 stocks listed in the 12 Euro area stock markets over the period 1974-2004. Similarly to Campbell, Lettau, Malkiel and Xu (2001), we find a rise in idiosyncratic volatility, implying that it now takes more stocks to diversify away idiosyncratic risk. C...