@@ -21,7 +21,7 @@ should just work.
2121For years, I used to use MATLAB exclusively for data analysis and
2222visualization. MATLAB excels at making nice looking plots easy. When
2323I began working with EEG data, I found that I needed to write
24- applications to interact with my data, and developed and EEG analysis
24+ applications to interact with my data, and developed an EEG analysis
2525application in MATLAB. As the application grew in complexity,
2626interacting with databases, http servers, manipulating complex data
2727structures, I began to strain against the limitations of MATLAB as a
@@ -66,20 +66,21 @@ quite similar to MATLAB figure generating code
6666API * is the set of classes that do the heavy lifting, creating and
6767managing figures, text, lines, plots and so on
6868(:ref: `artist-tutorial `). This is an abstract interface that knows
69- nothing about output. The *backends * are device dependent drawing
69+ nothing about output. The *backends * are device- dependent drawing
7070devices, aka renderers, that transform the frontend representation to
7171hardcopy or a display device (:ref: `what-is-a-backend `). Example
7272backends: PS creates `PostScript®
7373<http://www.adobe.com/products/postscript/> `_ hardcopy, SVG
7474creates `Scalable Vector Graphics <http://www.w3.org/Graphics/SVG/ >`_
7575hardcopy, Agg creates PNG output using the high quality `Anti-Grain
76- Geometry <http://www.antigrain.com> `_ library that ships with
77- matplotlib, GTK embeds matplotlib in a `Gtk+ <http://www.gtk.org/ >`_
76+ Geometry <http://agg.sourceforge.net/antigrain.com/index.html> `_
77+ library that ships with matplotlib, GTK embeds matplotlib in a
78+ `Gtk+ <http://www.gtk.org/ >`_
7879application, GTKAgg uses the Anti-Grain renderer to create a figure
79- and embed it a Gtk+ application, and so on for `PDF
80+ and embed it in a Gtk+ application, and so on for `PDF
8081<http://www.adobe.com/products/acrobat/adobepdf.html> `_, `WxWidgets
8182<http://www.wxpython.org/> `_, `Tkinter
82- <http://docs.python.org/lib/module-Tkinter.html> `_ etc.
83+ <http://docs.python.org/lib/module-Tkinter.html> `_, etc.
8384
8485matplotlib is used by many people in many different contexts. Some
8586people want to automatically generate PostScript files to send
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