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Constant std::f64::EPSILON

pub const EPSILON: f64

Machine epsilon value for f64.

This is the difference between 1.0 and the next largest representable number.

© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/f64/constant.EPSILON.html