Question: Show that the helix [a cos t, a sin t, ct] can be represented by [a cos (s/K), a sin (s/K), cs/K], where K =

Show that the helix [a cos t, a sin t, ct] can be represented by [a cos (s/K), a sin (s/K), cs/K], where K = √a2 + c2 and s is the arc length. Show that it has constant curvature k = a/K2 and torsion τ = c/K2.

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