‘Classical mathematics concentrated on linear equations for a sound pragmatic reason: it could not solve anything else.’ — Ian Stewart

Posted on 2022/02/23 by Carl Robitaille

'Classical mathematics concentrated on linear equations for a sound pragmatic reason: it could not solve anything else.' — Ian Stewart
— Analysis Fact (@AnalysisFact) February 23, 2022

POURQUOI Poutine fait-il cela ?

Posted on 2022/02/23 by Carl Robitaille

Une question revient régulièrement ces derniers jours à propos de la crise entre l’Ukraine et la Russie :

« POURQUOI Poutine fait-il cela ? »
Réponse par un petit (😇) thread chronologique ⤵️ 🇷🇺 🇺🇸 🇺🇦 pic.twitter.com/rdzfAUw5Nm
— Phil McNaughton (@phil_mcnaughton) February 22, 2022

Centroid divides medians of a triangle in a 2:1 ratio

Posted on 2022/02/23 by Carl Robitaille

Centroid divides medians of a triangle in a 2:1 ratio#mtbos #iteachmath #Math #Maths pic.twitter.com/Dj5vdT5qDe
— Idan Tal (@MagicPi2) February 23, 2022

Apollo 11 landing site taken by India’s Chandrayaan-2 orbiter

Posted on 2022/02/23 by Carl Robitaille

Apollo 11 landing site taken by India's Chandrayaan-2 orbiter – you can see the Lunar Module descent stage still standing peacefully on the Lunar surface. pic.twitter.com/HBaA83WYIb
— Toby Li (@tobyliiiiiiiiii) February 22, 2022

The American diet by % of calories

Posted on 2022/02/23 by Carl Robitaille

The American diet by % of calories:

🍞🍞🍞🍞🍞🍞🍞🍞🍞🍞
🍞🍞🍞🍞🍞🍞🍞🍞🍞🍞
🍞🍞🍞🌽🌽🌽🌽🌽🌽🌽
🌽🌽🌽🌽🌽🌽🌽🌽🌽🌽
🌽🌽🌽🌽🍬🍬🍬🍬🍬🍬
🍬🍬🍬🍬🍬🍬🍬🍬🍬🥛
🥛🥛🥛🥛🥛🥛🥛🥛🐄🐄
🐄🐄🐄🐄🐔🐔🐔🐔🐔🐔
🐖🐖🐖🐖🥔🥔🥔🍊🍊🍊
🥦🥦🥜🥜🥚🥚🧈🧈🧃🐟

Legend follows:
— Tamar Haspel (@TamarHaspel) February 22, 2022

Comparing the Carbon Footprint of Transportation Options

Posted on 2022/02/23 by Carl Robitaille

Comparing the Carbon Footprint of Transportation Options

Carbon footprint of different transport options by passenger kilometer. Sadly I don't live near the water and have no change to use the ferry. I guess the whole working from home thing really cut my transport down anyways… Source: https://t.co/ZupsfjfuWE pic.twitter.com/goFFcnaEHE
— Simon Kuestenmacher (@simongerman600) February 22, 2022

This is a photograph of a dust devil on Mars from above

Posted on 2022/02/23 by Carl Robitaille

This is a photograph of a dust devil from above!

A photograph from space, specifically.

Of a dust devil on Mars, more specifically. pic.twitter.com/7FqPOJEi7s
— Paul Byrne (@ThePlanetaryGuy) February 22, 2022

Une preuve géométrique de l’inégalité arithmético-géométrique

Posted on 2022/02/23 by Carl Robitaille

Une preuve géométrique de l'inégalité arithmético-géométrique.
Applet @geogebra et #MathGIF :
🔗https://t.co/Tf20gtz5DR pic.twitter.com/H1UTLHRjfJ
— Vincent Pantaloni (@VPantaloni) February 22, 2022

‘The great watershed in optimization isn’t between linearity and nonlinearity, but between convexity and non-convexity.’ — R. Tyrrell Rockafellar

Posted on 2022/02/23 by Carl Robitaille

'The great watershed in optimization isn't between linearity and nonlinearity, but between convexity and non-convexity.' — R. Tyrrell Rockafellar
— Analysis Fact (@AnalysisFact) February 22, 2022

Family picture time is the best time

Posted on 2022/02/23 by Carl Robitaille

https://twitter.com/NorthmanTrader/status/1496149056128749571?s=20&t=XhX-wVmR16v-xsWxyOcNfA

Blog.CarlRobitaille.org

Indiscriminate laziness

Category Archives: science

‘Classical mathematics concentrated on linear equations for a sound pragmatic reason: it could not solve anything else.’ — Ian Stewart

POURQUOI Poutine fait-il cela ?

Centroid divides medians of a triangle in a 2:1 ratio

Apollo 11 landing site taken by India’s Chandrayaan-2 orbiter

The American diet by % of calories

Comparing the Carbon Footprint of Transportation Options

This is a photograph of a dust devil on Mars from above

Une preuve géométrique de l’inégalité arithmético-géométrique

‘The great watershed in optimization isn’t between linearity and nonlinearity, but between convexity and non-convexity.’ — R. Tyrrell Rockafellar

Family picture time is the best time