**Class Summary** |

**Abs** |
Class representing the absolute value of an Expression object. |

**Acos** |
Class representing the inverse cosine function of an Expression object. |

**Addition** |
Class representing addition of two Expression objects. |

**Asin** |
Class representing the inverse sine function of an Expression object. |

**Atan** |
Class representing the inverse tangent function of an Expression object. |

**Atan2** |
Class representing the inverse tangent function of
two Expression objects. |

**Cos** |
Class representing the cosine of an Expression object. |

**Diff** |
Class representing the derivative of an Expression objects. |

**Division** |
Class representing division of two Expression objects. |

**Exp** |
Class representing the exponential function of an Expression object. |

**Gauss** |
Class representing a Gaussian distributed random number
with specified mean and standard deviation. |

**IFTE** |
DOCUMENT ME! |

**Log** |
Class representing the natural logarithm of an Expression object. |

**Max** |
Class representing the maximum of two Expression objects. |

**Min** |
Class representing the minimum of two Expression objects. |

**Minus** |
Class representing the negated expression of an Expression object. |

**Mod** |
Class representing the modulus function. |

**Multiplication** |
Class representing multiplication of two Expression objects. |

**Pow** |
Class representing one Expression object raised to the power of
another Expression object. |

**Rand** |
Class representing a uniformly distributed random number between two Expression objects. |

**Sign** |
Class representing the signum function of an Expression object. |

**Sin** |
Class representing the sine of an Expression object. |

**Sqrt** |
Class representing the square root function of an Expression object. |

**Step** |
Class representing the step function. |

**Subtraction** |
Class representing substraction of two Expression objects. |

**Tan** |
Class representing the tangent function of an Expression object. |