Kaomojis

๐Ÿ’Žร—โ‚“๐Ÿ“œ

#fiber product #scheme theory #algebraic geometry #pullback #relative product #cartesian square #base change #universal property

โ†™๏ธโ–กโ‚“

#pullback square #cartesian square #commutative diagram #fiber product #scheme theory #algebraic geometry #base change #universal property