Pseudoprimes | Fibonacci numbers

Lucas pseudoprime

Lucas pseudoprimes and Fibonacci pseudoprimes are composite integers that pass certain tests which all primes and very few composite numbers pass: in this case, criteria relative to some Lucas sequence. (Wikipedia).

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"Fortunately, Unfortunately": How to Tell Whether a Number Is Prime #MegaFavNumbers

How can we tell whether or not a large integer is prime? Well, there's some bad news and some good news (and more bad news, and more good news, and...) My contribution to #MegaFavNumbers (and my first go at YouTube, so, you know, go easy on me). Matt Parker's video, which got me thinking

From playlist MegaFavNumbers

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How they found the World's Biggest Prime Number - Numberphile

Featuring Matt Parker... More links & stuff in full description below ↓↓↓ See part one at: https://youtu.be/tlpYjrbujG0 Part three on Numberphile2: https://youtu.be/jNXAMBvYe-Y Matt's interview with Curtis Cooper: https://youtu.be/q5ozBnrd5Zc The previous record: https://youtu.be/QSEKzFG

From playlist Matt Parker (standupmaths) on Numberphile

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Crazy Cube Illusion!

Add me on Facebook http://www.facebook.com/brusspup brusspup t-shirts! http://brusspup.spreadshirt.com/ Having more fun with this type of illusion.

From playlist Anamorphic Illusions!

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Fermat’s HUGE little theorem, pseudoprimes and Futurama

A LOT of people have heard about Andrew Wiles solving Fermat's last theorem after people trying in vain for over 350 years. Today's video is about Fermat's LITTLE theorem which is at least as pretty as its much more famous bigger brother, which has a super pretty accessible proof and which

From playlist Recent videos

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Modeling a 2-Piece Candle Holder in GeoGebra Augmented Reality

Math Teachers: Students can use GeoGebra Augmented Reality to create surfaces formed by rotating the graph of a function y = f(x) about the x-axis! Here's how: https://www.geogebra.org/m/RKYFdQJy#material/kPNmmHgj.

From playlist GeoGebra Augmented Reality (older iOS app)

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Adding Vectors Geometrically: Dynamic Illustration

Link: https://www.geogebra.org/m/tsBer5An

From playlist Trigonometry: Dynamic Interactives!

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What are Hyperbolas? | Ch 1, Hyperbolic Trigonometry

This is the first chapter in a series about hyperbolas from first principles, reimagining trigonometry using hyperbolas instead of circles. This first chapter defines hyperbolas and hyperbolic relationships and sets some foreshadowings for later chapters This is my completed submission t

From playlist Summer of Math Exposition 2 videos

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Cross Product of 2 Vectors: Introduction

Link: https://www.geogebra.org/m/RrDv9Wea

From playlist PreCalculus: Dynamic Interactives!

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How Shor's Algorithm Factors 314191

Go to http://www.dashlane.com/minutephysics to download Dashlane for free, and use offer code minutephysics for 10% off Dashlane Premium! Watch the main video: https://www.youtube.com/watch?v=lvTqbM5Dq4Q Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video ex

From playlist MinutePhysics

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Cyclic Quadrilateral: Proof Hint!

Link: https://www.geogebra.org/m/KYdypjws

From playlist Geometry: Dynamic Interactives!

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For a Mathematical Reality

Albatross. 🆎🅰👻 Help me create more free content! =) https://www.patreon.com/mathable Merch :v - https://teespring.com/de/stores/papaflammy https://www.amazon.com/shop/flammablemaths https://shop.spreadshirt.de/papaflammy 2nd Channel: https://www.you

From playlist Misc

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How Quantum Computers Break Encryption | Shor's Algorithm Explained

Go to http://www.dashlane.com/minutephysics to download Dashlane for free, and use offer code minutephysics for 10% off Dashlane Premium! Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video explains Shor’s Algorithm, a way to efficiently factor large pseudop

From playlist MinutePhysics

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Pseudosphere

http://shpws.me/vh9t

From playlist 3D printing

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What Was the Ancestor of Everything? (feat. PBS Space Time and It’s Okay To Be Smart)

Check out It’s Okay To Be Smart’s video for more about the origins of life on earth: https://youtu.be/_uAJY1mqtw4 And check out PBS Space Time’s video on the physics of life: https://youtu.be/GcfLZSL7YGw PBS Member Stations rely on viewers like you. To support your local station, go to ht

From playlist Early Life on Earth

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Introduction to Parametrics (1 of 4: Clarity & convenience)

More resources available at www.misterwootube.com

From playlist Further Work with Functions

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Lucas Numbers - Numberphile

Part Three of Golden Ratio Trilogy Why the Lucas Numbers are better than the Fibonacci Sequence. More links & stuff in full description below ↓↓↓ Matt's signed book (& extra goodies): http://bit.ly/Matt_Signed Amazon (UK): http://bit.ly/Matt_4D_UK Amazon (US): http://bit.ly/Matt_4D_US Al

From playlist Matt Parker (standupmaths) on Numberphile

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The Last Universal Common Ancestor ft. Times Infinity

What was the Last Universal Common Ancestor If we trace back our ancestor its quickly revealed at some point the number of ancestors starts to exceed the population of earth at the time, eventually you can trace everything back to one organism, from which all currently alive things are de

From playlist Collaborations

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How to Create a Retro Style Design in Photoshop - Photoshop Tutorials

How to Create a Retro Style Design in Photoshop - Photoshop Tutorials Free Download template: http://www.lincungstock.com/ Download: Pic: https://drive.google.com/open?id=0B-0QAEZVeMGccU04X3AzTTNndms Adobe Photoshop : http://www.adobe.com/products/photoshop.html - - - Subscribe:

From playlist Photoshop

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Motion Estimation | Student Competition: Computer Vision Training

In this video, you will learn how to estimate motion between video frames using Optical Flow. Get files: https://bit.ly/2ZBy0q2 Explore the MATLAB and Simulink Robotics Arena: https://bit.ly/2yIgwfS -------------------------------------------------------------------------------------------

From playlist Student Competition: Computer Vision Training

Related pages

Lucas pseudoprime | Strong pseudoprime | Lucas sequence | Jacobi symbol | Euler's criterion | Twin prime | Miller–Rabin primality test | Primality test | Carmichael number | John Selfridge | Composite number | Baillie–PSW primality test | Legendre symbol | Fermat pseudoprime | Prime number | Fermat primality test | Frobenius pseudoprime | Newton's method | Modular arithmetic | Solovay–Strassen primality test