Toronto Math Forum
APM3462015F => APM346Misc => Textbook errors => Topic started by: Bruce Wu on October 19, 2015, 01:13:00 PM

http://www.math.toronto.edu/courses/apm346h1/20159/PDEtextbook/Chapter3/S3.2.html#mjxeqneq3.2.17
should be $d\tau$ instead of $dt$
Indeed