http://www.ginac.de/tutorial/tutorial_5.html#SEC49

[keith.briggs at bt.com]

> Numercial 
should be "Numerical".

Keith

	Dr. Keith M. Briggs
	Senior Mathematician, Complexity Research, BT Exact
	http://more.btexact.com/people/briggsk2/ (internet)
	http://research.btexact.com/teralab/keithbriggs.html (BT intranet)
	phone: +44(0)1473  work: 641 911 home: 610 517  fax: 642 161
	mail: Keith Briggs, Polaris 134, Adastral Park, Martlesham, Suffolk IP5 3RE, UK