Differentiable function

Real Analysis
Post Reply
User avatar
Grigorios Kostakos
Founder
Founder
Posts: 461
Joined: Mon Nov 09, 2015 1:36 am
Location: Ioannina, Greece

Differentiable function

#1

Post by Grigorios Kostakos »

Find (or define) a differentiable function $f:\mathbb{R}\longrightarrow\mathbb{R}$, such that for every $q\in\mathbb{Q}$ must hold $f(q)\in\mathbb{Q}$ and $f'(q)\notin\mathbb{Q}$.
Grigorios Kostakos
Post Reply

Create an account or sign in to join the discussion

You need to be a member in order to post a reply

Create an account

Not a member? register to join our community
Members can start their own topics & subscribe to topics
It’s free and only takes a minute

Register

Sign in

Who is online

Users browsing this forum: No registered users and 7 guests