Tacito Augusto Farias is a Brazilian mathematician, economist, professor of economics, statistics applied to social sciences, sociology at the Federal University of Sergipe- UFS,Former pro-rector of the graduate research and extension,Was Chief of the Economics Department also UFS,Former Professor Econometrics, Macroeconomics,Microeconomics, Statistics Applied to operations research, History of economic thought - Director of the Division of Social Sciences at Universidade Federal de Roraima,Former Professor, Department of Mathematics Universidade de Pernambuco- 1988,Was Advisor of Budget and Finances-Professor of Department Applied Mathematics,Computer Science, Statistics and Economics at Federal University of Pernambuco-1987.