I think there is a mistake on page 211. Inside the brackets, in the first sentence, they show how you get equation 4.81. It is said that the area under the first half wave is 2i. In my opinion, it is i*T°/pi. This area divided by the time T of one period then gives the desired i/pi.
posted by: Christian Kiefer on 2016-04-14 10:40 PM (Europe/Berlin)
Dear Christian Kiefer, thank you for your message. We have forwarded your comment to our editorial department.
posted by: De Gruyter Online on 2016-04-20 04:09 PM (Europe/Berlin)
Have you read our house rules for communicating on De Gruyter Online?