# Emacs

## Download

https://www.gnu.org/software/emacs/download.html

## Features

- Calculator (
`M-x calc`) - Emacs Lisp on the fly (Quick complex calculations in the *scratch* buffer)
- Best and fastest VHDL editor (use electric modes)

## Calculator Hotkeys

*Common hotkeys that I often forget, listed here for quick reference*

Function | Command |
---|---|

Degree Mode | m d |

Radian Mode | m r |

Engineering Notation | d e |

Unit Conversion | Enter number, then u c |

Inverse Tangent | Enter number, then I T |

Complex number, a + jb format | ( a [enter] b ) |

Complex number, mag/angle format | (mag ; angle) |

Complex Conjugate | J |

## Emacs Lisp Functions

*Common functions that I often forget, listed here for quick reference*

Function | Command |
---|---|

Exponent | (expt ARG1 ARG2) |

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