Daily Maths Challenges

189 readers

1 users here now

Share your cool maths problems.

Complete a challenge:

Post your solution in comments, if it is exactly the same as OP's solution, let us know.
Have fun.

Post a challenge:

Doesn't have to be original, as long as it is not a duplicate.
Challenges not riddles, if the post is longer than 3 paragraphs, reconsider yourself.
Optionally include solution in comments, let it be clear this is not a homework help forums.
Tag [unsolved] if you don't have a solution yet.
Please include images, if your question includes complex symbols, attach a render of the maths.

Feel free to contribute to a series by DMing the OP, or start your own challenge series.

founded 6 months ago

MODERATORS

submitted 6 months ago by [email protected] to c/[email protected]

6 comments fedilink hide all child comments

Show that if a function is differentiable for an interval, it is continuous over that interval.
A function is continuous if lim_x->a f(x) = f(a)

you are viewing a single comment's thread
view the rest of the comments