A reset button for rotation could change how we control them all.

Is it possible to cancel out a complicated spin without painstakingly reversing every single move? Surprisingly, the answer is yes.

Mathematicians Jean-Pierre Eckmann (University of Geneva) and Tsvi Tlusty (UNIST, South Korea) recently proved that almost any object—whether it’s a spinning top, a tumbling satellite, a twisted protein, or even a scrambled Rubik’s Cube—has a hidden “reset button” for its orientation.

Instead of undoing the motion step by step in reverse order, you can take the entire original sequence of rotations, scale it by a certain constant factor (make every turn bigger or smaller by the same proportion), perform that scaled version once, then do it again—and the object snaps perfectly back to its starting orientation. Two scaled copies of the same motion are enough to erase it completely.

It feels deeply counterintuitive. We’re used to thinking that rotations in 3D space don’t commute and that the only safe way to return home is to retrace your path exactly backward. Yet this new result reveals a previously unknown geometric symmetry: certain scaling factors turn the rotation group into something that has a kind of built-in “double and cancel” feature.

The discovery applies to any rigid body moving in three dimensions and may simplify algorithms in robotics (for reorienting a robot arm without tracking every prior move), computer graphics, molecular dynamics simulations, spacecraft attitude control, and even some problems in quantum mechanics.

In short, nature has been hiding a remarkably simple trick: sometimes the fastest way to undo a complex dance of spins isn’t to moonwalk backward through every step; it’s to perform an enlarged (or shrunken) version of the same dance twice.

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It’s a fact

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Blacks have TOTAL political dominance in America: government, media, courts, Big Tech, they control EVERYTHING

Google 'Chud GoFundMe'... the 1 result?

The GoFundMe for the black criminal who attacked Chud!

This hostile occupation by black communists who ruthlessly favor their own, smear resisters, and rig everything against Whites must end.

EndBlackTyranny

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You'll never guess which race is the most likely to kill White Trans prople

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England was 99.9% white in 1950.

Not 90%… 99.9%.

At current rates of immigration, the White British will be a minority in one generation.

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"Porn is destroying marriages"

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OF first generation creators are now retiring and begging the internet to forget they ever existed. They spent years making content they knew would live online forever, cashed the checks, and are now shocked that the internet doesn’t have a delete button

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We all know

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Checking in on how things are going over on threads

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When I said that 30% to 40% of unmarried sexually active Gen Z White women have had sex with black men many online White male right-wingers had a tantrum of denial

As each day goes by more evidence to my claim surfaces

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Guy’s luxury SUV is getting towed at the airport drop-off zone

He had the option to just pay the drop fee and get his car back. Instead, he jumps in, throws it in reverse while it’s still hooked up, rips the whole front end off as it slams to the ground, then starts blaming the tow driver

Should’ve paid the drop fee, bro

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Your entire bloodline is watching you ᛏ get up

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We need to Deport Fuentes too

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Twitter. STOP HELPING THEM BELIEVE IN MAGIC

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How the f*ck is this even possible.

- Oil is up +84% YTD

- Simultaneously the stock market is at all time highs

- And the 30Y Treasuries are above 5%

One of you is WRONG.

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