I have the vector field $\vec{F}(x,y)=(x,y)$, the circle of radius 1 and the flux going outward.
Thus, $\vec{N} = \pm(-cos t, -sint)$, but how do I know if the normal vector is positive of negative?
2026-04-09 07:45:10.1775720710
Direction of normal vector if the flux is outward a circle
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