Math and History

Answer 1

history of math is

from just counting numbers, 1, 2, 3, ...

to 0, 1, 2,3, ... with addition of zero

then negative numbers

..., -3, -2, -1, 0, 1, 2, 3, ..

then to all real numbers, everything inbetween

then to complex numbers, with imaginary numbers

what's next? on a cold winter icy foggy night visit your local grave yard and notice the imaginary people, like imaginary numbers. scarier than than known numbers, call them super imaginary numbers

visit on Halloween for multiple effect and inspiration