Kaomojis

〰️P₁⊕P₂

#algebraic geometry #divisor on curve #formal sum points #curve divisor #intersection points #scheme theory

💎×ₓ📜

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

📜🧩🗺️

#scheme theory #schemes #abstract algebra #commutative algebra #spec #local rings #grothendieck topology

(📍ₖ💎📍ₖ📜)→📍ₖ🏢

#points definition #fiber product #scheme theory #t-valued points #functor of points #algebraic geometry #pullback

💎🤝ₓ📜

#relative product #fiber product #scheme theory #pullback #algebraic geometry #base change #join over base #product over s

🗺️'←🗺️×ₓ💎

#base change #pullback #fiber product #scheme theory #algebraic geometry #relative scheme #change of base

↙️□ₓ

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