%0 Journal Article %T The Differentiable Functions from R into Rn %A Keiko Narita %A Artur Korni owicz %A Yasunari Shidama %J Formalized Mathematics %@ 1898-9934 %D 2012 %I %R 10.2478/v10037-012-0009-x %X In control engineering, differentiable partial functions from R into Rn play a very important role. In this article, we formalized basic properties of such functions. %U http://versita.metapress.com/content/63xh224344646522/?p=430716bb19384440aaea6ce45ed7408d&pi=8