A ready solution to the problem. The sorcerer of Arutyunov. Task number 418.
411 - 420. Check whether the vector field F = Xi + Yj + Zk is potential and solenoidal. In the case of a potential field F, find its potential.
418. F = (7x - 2yz) i + (7y - 2xz) j + (7z - 2xy) k
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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