24

Questions

votes newest views recent

15

21

votes

14

answers

6k

views

What is the Implicit Function Theorem good for?

ca.analysis-and-odes calculus smooth-manifolds

apr 1 12 at 18:59 Liviu Nicolaescu 11.3k●1●20●33

13

13

votes

13

answers

3k

views

What should be taught in a 1st course on smooth manifolds?

smooth-manifolds gt.geometric-topology gn.general-topology

mar 25 11 at 17:38 John Sidles 973●5●16

18

38

votes

6

answers

3k

views

Which of Quillen’s Papers Should I read?

at.algebraic-topology algebraic-k-theory

may 6 11 at 12:54 Steven Landsburg 8,529●1●27●47

17

22

votes

8

answers

2k

views

What’s the difference between a real manifold and a smooth variety?

ag.algebraic-geometry soft-question differential-topology complex-geometry

oct 31 10 at 4:14 roy smith 4,871●34●28

3

7

votes

6

answers

1k

views

When is a blow-up non-singular?

ag.algebraic-geometry ac.commutative-algebra

may 10 10 at 13:34 Heinrich Hartmann 959●4●9

7

10

votes

7

answers

1k

views

What should be taught in a 1st course on Riemann Surfaces?

ag.algebraic-geometry teaching riemann-surfaces

apr 16 10 at 13:36 Jacques Carette 6,707●1●14●35

3

7

votes

6

answers

1k

views

What’s an example of a transcendental power series?

ac.commutative-algebra polynomials ra.rings-and-algebras

sep 1 at 20:55 camilo 1

2

9

votes

2

answers

1k

views

Why is a general curve automorphism-free?

ag.algebraic-geometry algebraic-curves

feb 10 11 at 10:48 Torsten Ekedahl 17.9k●1●42●68

1

9

votes

3

answers

1k

views

What is the most simple non-planar Gorenstein curve singularity?

ac.commutative-algebra ag.algebraic-geometry

oct 6 at 15:22 jlk 2,074●9●29

5

6

votes

3

answers

1k

views

Non-algebraizable Formal Scheme?

formal-schemes ag.algebraic-geometry

nov 9 10 at 10:41 Harry Gindi 8,868●2●33●96