what is 8x13? I just can`t work it out!
8 x 13 =
8 x 3 = 24
8 x 10 = 80
80 + 24 = 104
In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.