Mathematics Discussions (17)

← Back to Mathematics
Discussions Replies Latest Activity

January and Exponential Ebola

The greatest shortcoming of the human race is the inability to understand the exponential function. Dr. Albert Bartlett Will this shortcomi…

Started by Ruth Anthony-Gardner

3 Oct 24
Reply by Ruth Anthony-Gardner

Very cute math problem

Suppose  a_0, a_1, ..., a_n, ...  are positive integers, and  a_0 < a_1 < ... < a_n < ...  Prove there's a unique  n  >= 1,…

Started by Luara

0 Jul 31

Puzzle in real analysis

Suppose f is a continuous function on some open subset S of the real numbers, to the positive real numbers.  Suppose the integral of f over…

Started by Luara

4 Apr 19
Reply by Luara

1+2+3+4+5+... = -1/12

A strange derivation: This sum 1+2+3+... = -1/12 is used in physics a lot believe it or not. This can be rationalized sort of: The Riemann…

Started by Luara

16 Mar 4
Reply by Luara

p-adics for undergraduates!

I just finished reading the course in p-adics for undergraduates that I found online, making various annotations.  It turns out this was a…

Started by Luara

0 Jan 12

Speaking of math errors ...

I found this false lemma in a math text online: Suppose f: A --> B is a monotone bijection between two subsets of R (the real numbers). …

Started by Luara

3 Jan 5
Reply by Luara

Progress on twin primes conjecture by a non-expert

The twin primes conjecture says there are infinitely many primes  p  such that  p+2  is also prime.  A new proof by a mathematician who isn…

Started by Luara

0 Sep 22, 2013

Math and physics popularizations with substance

There's a style of "popular" books about math and physics that involves actually learning some of the math and physics.  They don't just ta…

Started by Luara

3 Jun 9, 2013
Reply by Luara

Math for Amateurs?

Is there such a thing as an amateur mathematician? I mean I am slowly becoming infatuated with math and numbers, especially their abstract…

Started by Ronni

5 Mar 2, 2013
Reply by Luara

Fun math puzzle

Here's a math puzzle for you: Suppose f is a function from the natural numbers (1,2,3...) to the natural numbers, and (f(m)+n)(f(n)+m) is a…

Started by Luara

3 Feb 25, 2013
Reply by Luara

RSS

Support Atheist Nexus

Donate Today

Donate

 

Help Nexus When You Buy From Amazon

Amazon

 

© 2014   Atheist Nexus. All rights reserved. Admin: Richard Haynes.

Badges  |  Report an Issue  |  Terms of Service