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15
433
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How to see line bundle on $\mathbb P^1$ intuitively?

Published on
#geometry #algebraic-geometry #intuition #line-bundles
657
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Jacobson radical = nilradical iff every open set of $\text{Spec}A$ contains a closed point.

Published on
#algebraic-geometry #ring-theory #commutative-algebra #nilpotence
173
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Is $ X \to \mathrm{CH}^i (X) $ covariant or contravariant?

Published on
#algebraic-geometry #category-theory #sheaf-theory #schemes
376
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An irreducible $k$-scheme of finite type is "geometrically equidimensional".

Published on
#algebraic-geometry
1.9k
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Global section of line bundle of degree 0

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#algebraic-geometry #line-bundles
1k
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Is there a variant of the implicit function theorem covering a branch of a curve around a singular point?

Published on
#real-analysis #sequences-and-series #complex-analysis #algebraic-geometry #implicit-function-theorem
952
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Singular points of a curve

Published on
#algebraic-geometry #algebraic-curves
411
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Find Canonical equation of a Hyperbola

Published on
#algebraic-geometry
687
Views

Picard group of a fibration

Published on
#algebraic-geometry #line-bundles #picard-scheme
81
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Finding a quartic with some prescribed multiplicities

Published on
#algebraic-geometry #algebraic-curves #plane-curves
174
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There is no ring map $\mathbb C[x] \to \mathbb C[x]$ swapping the prime ideals $(x-1)$ and $(x)$

Published on
#abstract-algebra #algebraic-geometry #commutative-algebra
1.9k
Views

Tangent lines of a projective curve

Published on
#algebraic-geometry #algebraic-curves
70
Views

Dualizing Sheaf Correspondence

Published on
#algebraic-geometry
184
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Introduction to jacobi modular forms

Published on
#number-theory #algebraic-geometry #algebraic-number-theory
83
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Value of $t$ for which a curve has singular points.

Published on
#algebraic-geometry #algebraic-curves

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