10-15-2003, 08:19 PM
k.ram: Sometime back I had math book on [url="http://www.amazon.com/exec/obidos/tg/detail/-/0313232008/ref=pd_sbs_b_1/103-4184427-1687010?v=glance&s=books&n=507846"]Trachtenberg Speed System[/url] which basically thought same things. Don't have that book with me anymore to check if this guy lifted these techniques from Vedic Mathematics.