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Problem
Problem
If
tan
(
π
cos
θ
)
=
cot
(
π
sin
θ
)
\tan(\pi \cos \theta) = \cot(\pi \sin \theta)
tan
(
π
cos
θ
)
=
cot
(
π
sin
θ
)
, then
cos
2
(
θ
−
π
/
4
)
\cos^2(\theta - \pi/4)
cos
2
(
θ
−
π
/4
)
is equal to
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