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Definition of proper morphism between schemes

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#algebraic-geometry #schemes
161
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How to Extend a Morphism to a Quasiprojective Variety？

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#algebraic-geometry #schemes
65
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when a closed map is locally affine?

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#algebraic-geometry #schemes
67
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Confusion about what exactly a rational function on an integral scheme does

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#algebraic-geometry #schemes
136
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Points in the fiber product.

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#algebraic-geometry #schemes
138
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Closed subschemes and sheaves

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#algebraic-geometry #sheaf-theory #schemes #noetherian
58
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does there exist a finite morphism that is a retraction on a dense open subset?

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#algebraic-geometry #schemes
92
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Proof of reduceness in M. Greenberg's Rational Points in Henselian Discerete Valuation Rings

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#algebraic-geometry #ring-theory #commutative-algebra #schemes
97
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Relationship between schemes and algebraic varieties

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#algebraic-geometry #schemes
170
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How can I use Grothendieck--Riemann--Roch theorem?

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#algebraic-geometry #schemes #intersection-theory #birational-geometry #line-bundles
105
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Few questions regarding formal vector bundles on formal completions.

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#algebraic-geometry #vector-bundles #schemes #formal-completions
150
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Are morphisms between projective curves finite?

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#algebraic-geometry #commutative-algebra #schemes #algebraic-curves
65
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Extensions of scalars and tangent map of morphism of schemes

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#algebraic-geometry #schemes
209
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Short Exact Sequence of a Hyperplane in the Projective Space

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#algebraic-geometry #schemes #projective-geometry #exact-sequence #projective-schemes
161
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$\dim _ x(X) = \dim _ y(Y) + d$ for a morphism of relative dimension $d$

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#algebraic-geometry #commutative-algebra #schemes

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