Steven Roman
Steven Roman is a mathematician, currently Emeritus Professor of Mathematics at California State University, Fullerton and Visiting Professor of Mathematics at University of California, Irvine. He is one of the main developers of umbral calculus. He has written about 40 books on mathematics and computer programming.Professor Roman's books have been translated into Portuguese, French, Korean, Chinese, Russian, Polish, Bulgarian, Czech and Spanish. Provided by Wikipedia
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