Life & fun · September 4, 2024

Nervy
Better than meditation - lower stress levels in 60 seconds
What it does
Nervy uses approachable exercises to lower stress levels, wake you up from a midday slump, or help you fall asleep. Unlike meditation, Nervy uses the mind-body connection to trick your brain into calming down or waking up.
Does the same job
all alternatives →
Endel × James Blake: Wind Down2022 · ▲214Better sleep starts with unplugging from stresses of the day





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Hi HN, I built Eigendrum, a web tool that solves the 2D wave equation for arbitrary shapes so you can hear what they sound like as drums. How it works: * Solves -∇²u = λu using finite element analysis (Kφ = λMφ) on a triangle mesh. * Validated to <0.1% error against closed-form solutions for circles (Bessel zeros) and rectangles. * Sound model factors in strike location, Rayleigh damping, and mallet width. * Includes Kac drums I & II to demonstrate identical sound spectra from different geometries. * No frameworks, build steps, or dependencies. Repo and tests:…
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