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(Q21814417)
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English
open interval from −π/2 to +π/2
subset of real numbers
(−π/2, π/2)
(−π/2,π/2)
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Statements
instance of
open interval
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symmetric interval
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subclass of
real number
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part of
closed interval from −π/2 to +π/2
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defining formula
(
−
π
2
,
π
2
)
{\displaystyle \left(-{\frac {\pi }{2}},{\frac {\pi }{2}}\right)}
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in defining formula
π
{\displaystyle \pi }
symbol represents
pi
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maintained by WikiProject
WikiProject Mathematics
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lower limit
-1.5707963267948966192313216916397514420985846996875529104874722961
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upper limit
1.5707963267948966192313216916397514420985846996875529104874722961
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