How do you think of the complex numbers? (poll)

Simplest/smallest possible expression of the discussion between Lewis Carroll[i], Giuseppe Peano[1], Andrey Markov[-i], and John McCarthy[0] without using parentheses/calculus, A + b-epsilon

[ i] Lewis Carroll : https://en.wikipedia.org/wiki/Lewis_Carroll

[ 1] Giuseppe Peano. : https://en.wikipedia.org/wiki/Peano_axioms

[-1] Andrey Markov : https://en.wikipedia.org/wiki/Markov_chain

[ 0] John McCarthy : https://en.wikipedia.org/wiki/John_McCarthy_(computer_scient...