# 1.0.0[−][src]Module std::f64::consts

Basic mathematical constants.

## Constants

E | Euler's number (e) |

FRAC_1_PI | 1/π |

FRAC_2_PI | 2/π |

FRAC_2_SQRT_PI | 2/sqrt(π) |

FRAC_1_SQRT_2 | 1/sqrt(2) |

FRAC_PI_2 | π/2 |

FRAC_PI_3 | π/3 |

FRAC_PI_4 | π/4 |

FRAC_PI_6 | π/6 |

FRAC_PI_8 | π/8 |

LN_2 | ln(2) |

LN_10 | ln(10) |

LOG2_E | log |

LOG10_E | log |

PI | Archimedes' constant (π) |

SQRT_2 | sqrt(2) |

LOG10_2 | Experimental log |

LOG2_10 | Experimental log |