tracing
0.1.40
In tracing::stdlib::f64::consts
Constant
tracing
::
stdlib
::
f64
::
consts
::
FRAC_PI_4
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pub const FRAC_PI_4:
f64
= 0.785398163397448309615660845819875721_f64; // 0.78539816339744828f64
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π/4