Расчет: kwD9YD - 1
ω =
2* π
* ν
2* π
* ν|
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ω = 2* π* ν$$\omega$$ = $$2\cdot \pi\cdot \nu$$
* ν$$\omega$$ = $$2\cdot \pi\cdot \nu$$ω = 2* ν* π$$\omega$$ = $$2\cdot \nu\cdot \pi$$
$$\omega$$ = $$2\cdot \nu\cdot \pi$$* ν|
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* ν$$\omega$$ = $$2\cdot \pi\cdot \nu$$$$\omega$$ = $$2\cdot \nu\cdot \pi$$