The #popular notion is … of something heaving up & down, or … breaking on a shore. But if you ask a #mathematican … the most general #wave … the #differential #equation
d²y/dt² = v² · d²y/dx²
… the simplest wave is
y = 𝑎 sin(x - vt).
Sir Oliver Lodge
The Ether of Space
pp2-3
#vss365
#gonzojournalism
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