By 2014, at current rates of relative growth, China's economy will pass the US, in absolute size, to be the biggest in the world, at PPP.

As you can see from the output (Listing 2), the perror function displays the string you pass to it, followed by a colon, a space, and then the textual representation of the current errno value.

The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.