jyworthy
13.12.2019 •
Mathematics
Tornado is formed when a tube of air circulating a horizontal axis is tilted up vertical by the updraft from a thunderstorm. if t is time, this process can be modeled by the wind velocity field f⃗ (t,x,y,z)=(cos(t)j⃗ +sin(t)k⃗ )×r⃗ and 0≤t≤π/2.
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