number theory - a simple proof that $\pi$ is irrational by Ivan Niven - Mathematics Stack Exchange
A Simple Proof Pi Is Irrational – Mind Your Decisions
Proving Pi is Irrational: a step-by-step guide to a “simple proof” requiring only high school calculus – Mind Your Decisions
Pi is IRRATIONAL: simplest proof on toughest test - YouTube
Proof that π is irrational - Wikipedia
Proof that π is irrational - Wikipedia
Proof that π is irrational - Wikipedia
New Proof Settles How to Approximate Numbers Like Pi | Quanta Magazine
Pi Day – eat pies and enjoy the eternal beauty of maths – CSIROscope
Dror Bar-Natan: Classes: 2002-03: Math 157 - Analysis I: π is Irrational
Why π is irrational - what you never learned in school! - YouTube
Another cool proof that pi is irrational : r/mathmemes
A motivated and simple proof that pi is irrational | Matt Baker's Math Blog
New Proof Settles How to Approximate Numbers Like Pi | Quanta Magazine
Proving Pi is Irrational: a step-by-step guide to a “simple proof” requiring only high school calculus – Mind Your Decisions
Why is it so hard to prove that e+pi or e*pi is irrational/rational? | Heurist.me (Carey G. Butler)
Ivan Niven's famous proof of the irrationality of pi. | Simple math, Positivity, Integers
Proof that π is irrational - Wikipedia
Pi is an Irrational Number - Fact or Myth?
Proof that π is irrational - Wikipedia
What is the simplest way to prove that π is irrational? - Quora
Proving π is irrational using high school level calculus - YouTube
Proof that π is irrational - Wikipedia
