Kaomojis
💎×ₓ📜
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#fiber product
#scheme theory
#algebraic geometry
#pullback
#relative product
#cartesian square
#base change
#universal property
💎🤝ₓ📜
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#relative product
#fiber product
#scheme theory
#pullback
#algebraic geometry
#base change
#join over base
#product over s
#fiber product #scheme theory #algebraic geometry #pullback #relative product #cartesian square #base change #universal property