About the Approximate Solution of a Inverse Problem Authors V. P. Tanana Author A. I. Sidikova Author Abstract In this article we got exact in the order estimations of error the approximate solution one of inverse problem for parabolical equalization. Author Biographies V. P. Tanana Computational Mathematics Department A. I. Sidikova Computational Mathematics Department Issue № 15 (115), выпуск 1 Section Mathematical Modelling