Irrational Number Phone Cases - iPhone and Android

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Step into the quirky world of math geeks and pigeon enthusiasts with our 'Funny Pigeon Pi' t-shirt! Inspired by the whimsical blend of pi digits and playful pigeons, this design is a mathematical masterpiece fused with feathered charm. Perfect for those who love to crack a smile while pondering equations or simply appreciate the charm of our urban avian friends. Let your style take flight with a touch of humor and a sprinkle of mathematical magic!

Lets Get Irrational, its Pi day!

This Pi Day design features a circle with a humorous math-related pun. Celebrate the mathematical constant pi with this fun and unique design!

Pi is not rational

Perfect shirt to wear on Pi Day (March 14th) or any other day of the year when you want to show off your math side. This shirt features the beginning digits of Pi within the symbol of Pi. How many digits of Pi can you memorize? Prove it with this shirt! Great for STEM students, teachers, college students, or anyone with a quirky yet geeky vibe. Are you into Math and Science? Makes a great gift for any mathematician, geek, nerd, tech lover, college student, teacher, or back to school.

This is one of the ways to find the value of the constant number pi.

pi

pi

Digits of Pi, Pi Day Math gifts

Digits of Pi, Pi Day Math gifts

The ratio of a circle's circumference to its diameter, expressed by the Greek letter pi, is approximately equal to 3.14159. Thus every March 14 (3/14) geeks around the world celebrate!

Pi-RATE

Let's be rational....no, you get real! Who can end the eternal argument between rational and irrational numbers?

Let's be rational....no, you get real! Who can end the eternal argument between rational and irrational numbers?

Let's be rational....no, you get real! Who can end the eternal argument between rational and irrational numbers?

The famous symbol Pi, colored in blue with some of its numbers in the background. A good option for gifting mathematicians.

Pi to 98 decimal places

Pi to 98 decimal places

A great graphic for those who love pie and the number pi 3.14. This fun design is for teachers or students who want to celebrate pi day (March 14th) and enjoy wordplay with irrational numbers.

We all know that pi is irrational, but not many people know the proof. Although most proofs are incredibly hard, this beautiful one-page proof fits on your shirt, and you can teach it to all your friends!

Irrational Number Pi shirt for men,women,kids. Great as a Pi Day - March 14th gift for friends,family,teachers, mathematicians, and math lovers. Happy PI Day!

Kiss me, I'm irrational. 3.14.15

Euler constant, a constant that we come across during the first years of calculus, but don't really dive deeply into it.

Euler constant, a constant that we come across during the first years of calculus, but don't really dive deeply into it.

Pi - No end in sight

3.14 is Pi 41.3 is PIE backwards writing 3.14 = PIE Text design Black

3.14 is Pi 41.3 is PIE backwards writing 3.14 = PIE Text design White

Funny Come to the Math Side we have PI

This is one of the ways to find the value of the constant number pi.

Another Pi Approximation Day design. Another Pi Day! Twenty Second of July, Pi Approximation Day, 22 divided by 7 equals approximately 3.14. Fascinating smart people for a long time. Good choice for anybody with interest in mathematics, sciences, engineering, history, etc.

Pi symbol and spiral numbers. Good choice for geeks and anybody with interest in mathematics, sciences, engineering, history, etc. Fascinating smart people for a long time. Celebrate Pi Day, March, 14!

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Pi symbol humor. Good for your genius or others fascinated by mathematics, sciences, engineering, history, etc. Semi vintage. Here is your Pi genius!

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The beauty of Euler's formula lies in the fact that three intrinsically irrational or imaginary fundamental constans of math (e, pi, i) make up for a simple formula.