Vim setup

learners/setup.md

@@ -93,12 +93,29 @@ We recommend installing **GFortran** as your first compiler.
 
 ### GFortran
 
-GFortran is a free open source compiler.
+GFortran is a free open-source compiler.
 It is part of the Gnu Compiler Collection (GCC).
 Comprehensive installation instructions are on the
 [GFortran install page on fortran-lang][install-gfortran].
 
-You can also install GFortran via [conda](https://docs.conda.io/projects/conda/en/latest/user-guide/install/index.html):
+Check whether you already have GFortran installed:
+
+```bash 
+gfortran --version
+```
+
+If GFortran is installed, this should print a few lines related to GFortran's version number and license.
+If there is instead a "Command not found" message, install GFortran via your system's package manager, for example 
+
+```bash
+sudo apt install gfortran
+```
+
+on Debian-based systems.  See [the website][install-gfortran] for instructions for other operating systems.
+Note that this requires root access.  
+
+Without root access, 
+you can also install GFortran locally with [conda](https://docs.conda.io/projects/conda/en/latest/user-guide/install/index.html):
 
 ```bash
 $ conda install conda-forge::gfortran
@@ -227,6 +244,7 @@ Setup instructions for some editors are available below.
 Editor Setup Quick Links:
 
 - [Emacs](#emacs)
+- [Vim](#vim)
 - [VS Code](#vs-code)
 
 ### Emacs
@@ -267,6 +285,12 @@ This file is stored in your home directory.
 
 :::::::::::::::::::::::::
 
+### Vim
+[Vim][vim-link] is powerful customizable command-line text editor.  Fortran syntax highlighting and indenting are present by default.
+
+To add additional Fortran features including syntax checking, linting, and keyboard shortcuts, install vim plugin [vimf90][vimf90-link]
+by following the instructions for Vundle or another vim plugin manager.
+
 ### VS Code
 
 [Visual Studio Code (VS Code)][vscode-link] is another powerful cross-platform IDE.

links.md

@@ -23,5 +23,8 @@ any links that you are not going to use.
 [emacs-link]: https://www.gnu.org/software/emacs/
 [emacs-init-link]: https://www.gnu.org/software/emacs/manual/html_node/emacs/Init-File.html
 
+[vim-link]: https://www.vim.org/
+[vimf90-link]: https://rudrab.github.io/vimf90/
+
 [vscode-link]: https://code.visualstudio.com
 [vscode-modern-fortran]: https://marketplace.visualstudio.com/items?itemName=fortran-lang.linter-gfortran