Below left: Andy Dobson’s work takes him from the savannahs of Africa to the salt marshes of Baja California. Here, he captures himself in a mirror shooting a picture of a cheetah on the Serengeti ...
An Introduction to the Methods of Rayleigh, Ritz, Weinstein, and Aronszajn. By Prof. S. H. Gould. (Mathematical Expositions, No. 10.) Pp. xiv + 179. (Toronto ...
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