Розрахунок: Sjkb1q - 1
φ =
2* π
* ν* t
2* π
* ν* t|
|
φ = 2* π* ν* t$$\phi$$ = $$2\cdot \pi\cdot \nu\cdot t$$
* ν* t$$\phi$$ = $$2\cdot \pi\cdot \nu\cdot t$$φ = 2* t* ν* π$$\phi$$ = $$2\cdot t\cdot \nu\cdot \pi$$
$$\phi$$ = $$2\cdot t\cdot \nu\cdot \pi$$