15 Feb
2010
15 Feb
'10
12:41 p.m.
. . . real numbers that can be expressed using integers, addition, subtraction, multiplication, division, and integer roots and powers -- starting with integers or rationals? How about all such (real or) complex numbers? (As distinguished from the rest of the algebraic numbers.) --Dan ________________________________________________________________________________________ "Outside of a dog, a book is man's best friend. Inside of a dog, it's too dark to read." --Groucho Marx