Visualize Function Slices

Visualize a field using vectors on surface slices through space.

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SliceVectorPlot3D[ Grad[Sin[x] Cos[ y] + Cos[ z], {x, y, z}], {x, -2, 2}, {y, -2, 2}, {z, -2, 2}, PlotTheme -> "Detailed", ImageSize -> 500, VectorStyle -> "Arrow3D", VectorColorFunction -> Hue]

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