P.N. Natarajan
An Introduction to Ultrametric Summability Theory - 2nd ed. 2015 - Springer India 2015 - Forum for Interdisciplinary Mathematics .
9788132225591
Mathematics and Statistics
An Introduction to Ultrametric Summability Theory - 2nd ed. 2015 - Springer India 2015 - Forum for Interdisciplinary Mathematics .
9788132225591
Mathematics and Statistics