title: Flipping a plot 180 degrees in R
body: <p>I was wondering if there is a way to <strong>flip the below plot 180 degrees in R?</strong></p>
  
  <pre><code>par(pin=c(7,.5))
  
  curve(dnorm(x), -3, 3, bty="n", ann=F, axes=F)
  axis(1, mgp=c(1, -.35, 0), tcl=F )
  </code></pre>