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Mathematics
Mathematics
Problem
Determine the curvature of the curve
r
(
t
)
=
⟨
cos
t
,
sin
t
,
0
⟩
\mathbf r(t)=\langle \cos t,\, \sin t,\,0\rangle
r
(
t
)
=
⟨
cos
t
,
sin
t
,
0
⟩
at
t
=
π
/
3
t=\pi/3
t
=
π
/3
.
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