std::f128::consts

Constant FRAC_PI_4

Source
pub const FRAC_PI_4: f128 = 0.785398163397448309615660845819875721049292349843776455243736_f128; // 0.785398163397448309615660845819875699f128
🔬This is a nightly-only experimental API. (f128 #116909)
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π/4