Watch — θ(t) = arctan(y(t)/x(t))

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Watch

θ(t) = arctan(y(t)/x(t))

An angle function tracking a moving point — the geometry of surveillance, of eyes that follow.

The angle that always points toward what you're watching

Part of: ENVY

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Covet — d(x, S) = inf{||x-s|| : s ∈ S}

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d(x, S) = inf{||x-s|| : s ∈ S}

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f(x) = min(g(x), c)

Mirror — f(-x) = f(x)

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f(-x) = f(x)

Shadow — P(x) = x - (x·n̂)n̂

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P(x) = x - (x·n̂)n̂