draw chinese character Jiong using ggplot2

The Chinese character Jiong (囧) is now widely used for expressing ideas or feelings such as annoyance, shock, embarrassment, awkwardness, scorn.

The function plot of y=1/(x^2-1) looks very similar of this symbol.

I use ggplot2 to draw the symbol of Jiong.

ggplot2 Version of Figures in <25 Recipes for Getting Started with R>

In order to provide an option to compare graphs produced by basic internal plot function and ggplot2, I have recreated the figures in the book, 25 Recipes for Getting Started with R, with ggplot2.

The code used to create the images is in separate paragraphs, allowing easy comparison. 1.16 Creating a Scatter Plot


the batman equation

HardOCP has an image with an equation which apparently draws the Batman logo.