#4.75 Algebraic space

#4.74 Algebraic variety

#4.73 Fundamental thm of algebra. Vs Nustellensatz

#4.72 Speck(x) to X 

Spec OXx to X maps to which points: those primes inside x

#4.70 Formal spectrum of A

#4.69 Countable indexed affine formal algebraic space

#4.68 Topologically nilpotent

#4.67 Algebraic group

#4.66 Reduced scheme

#4.65 integral at a point and integral scheme