this post was submitted on 27 Nov 2024
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[–] Sasha@lemmy.blahaj.zone 9 points 7 months ago

Fluid mechanics guys are nuts, I can't believe people can write the mathematical equations that govern stuff like this, it's easily the most impressive and understated area of physics imo.

[–] AbouBenAdhem@lemmy.world 8 points 7 months ago* (last edited 7 months ago)

As a consequence of the incompressibility of the flow and Darcy's law, the pressure fields must be harmonic...

Every time I start to feel complacent with my ignorance of complex analysis, another harmonic function pops out of the woodwork.

[–] M137@lemmy.world 8 points 7 months ago (1 children)

"An example of viscous fingering in a Hele-Shaw cell."

haha

[–] Sphks@lemmy.dbzer0.com 3 points 7 months ago

Wow. That's why liquid glue looks like this when you remove the things you glue. Interesting.