2

Sums of Squares of Regular Functions on Real Algebraic Varieties

Claus Scheiderer
Journal:
Transactions of the American Mathematical Society
Year:
2000
Language:
english
File:
PDF, 4.90 MB
english, 2000
3

A relative notion of local completeness in semialgebraic geometry

Roland Huber, Claus Scheiderer
Journal:
Archiv der Mathematik
Year:
1989
Language:
english
File:
PDF, 709 KB
english, 1989
4

Sums of Squares in Real Rings

José F. Fernando, Jesús M. Ruiz and Claus Scheiderer
Journal:
Transactions of the American Mathematical Society
Year:
2004
Language:
english
File:
PDF, 1.73 MB
english, 2004
5

Stability index of real varieties

Claus Scheiderer
Journal:
Inventiones mathematicae
Year:
1989
Language:
english
File:
PDF, 1001 KB
english, 1989
6

10.1090/S0894-0347-98-00271-9

Flicker, Yuval Z., Scheiderer, Claus, Sujatha, R.
Journal:
Journal of the American Mathematical Society
Year:
1998
Language:
english
File:
PDF, 364 KB
english, 1998
7

A Positivstellensatz for projective real varieties

Claus Scheiderer
Journal:
manuscripta mathematica
Year:
2012
Language:
english
File:
PDF, 236 KB
english, 2012
8

Quasi-normal subgroups of algebraic groups

Claus Scheiderer
Journal:
Archiv der Mathematik
Year:
1985
Language:
english
File:
PDF, 208 KB
english, 1985
9

Sum of squares length of real forms

Claus Scheiderer
Journal:
Mathematische Zeitschrift
Year:
2017
Language:
english
File:
PDF, 458 KB
english, 2017
10

Sums of squares of polynomials with rational coefficients

Scheiderer, Claus
Journal:
Journal of the European Mathematical Society
Year:
2016
Language:
english
File:
PDF, 190 KB
english, 2016
11

Convex hulls of curves of genus one

Claus Scheiderer
Journal:
Advances in Mathematics
Year:
2011
Language:
english
File:
PDF, 188 KB
english, 2011
12

Hilbert’s theorem on positive ternary quartics: A refined analysis

Scheiderer, Claus
Journal:
Journal of Algebraic Geometry
Year:
2010
Language:
english
File:
PDF, 565 KB
english, 2010
13

Quotients of semi-algebraic spaces

Claus Scheiderer
Journal:
Mathematische Zeitschrift
Year:
1989
Language:
english
File:
PDF, 1.53 MB
english, 1989
14

Extreme positive ternary sextics

Kunert, Aaron, Scheiderer, Claus
Journal:
Transactions of the American Mathematical Society
Year:
2017
Language:
english
File:
PDF, 278 KB
english, 2017
15

Weighted sums of squares in local rings and their completions, I

Claus Scheiderer
Journal:
Mathematische Zeitschrift
Year:
2010
Language:
english
File:
PDF, 306 KB
english, 2010
16

Weighted sums of squares in local rings and their completions, II

Claus Scheiderer
Journal:
Mathematische Zeitschrift
Year:
2010
Language:
english
File:
PDF, 348 KB
english, 2010
17

An elementary proof of Hilbertʼs theorem on ternary quartics

Albrecht Pfister, Claus Scheiderer
Journal:
Journal of Algebra
Year:
2012
Language:
english
File:
PDF, 324 KB
english, 2012
18

Riemannian almost-product structures with maximal mobility

Claus Scheiderer
Journal:
Geometriae Dedicata
Year:
1987
Language:
english
File:
PDF, 702 KB
english, 1987
19

10.1090/S0002-9947-99-02522-2

Scheiderer, Claus
Journal:
Transactions of the American Mathematical Society
Year:
2000
Language:
english
File:
PDF, 493 KB
english, 2000
20

Sums of squares on real algebraic surfaces

Claus Scheiderer
Journal:
manuscripta mathematica
Year:
2006
Language:
english
File:
PDF, 202 KB
english, 2006
21

Sums of squares on real algebraic curves

Claus Scheiderer
Journal:
Mathematische Zeitschrift
Year:
2003
Language:
english
File:
PDF, 326 KB
english, 2003
22

Theu-invariant of one-dimensional function fields over real power series fields

Claus Scheiderer
Journal:
Archiv der Mathematik
Year:
2009
Language:
english
File:
PDF, 155 KB
english, 2009
24

Cohomology of tori overp-adic curves

Claus Scheiderer, Joost van Hamel
Journal:
Mathematische Annalen
Year:
2003
Language:
english
File:
PDF, 272 KB
english, 2003
26

Quasi-augmented simplicial spaces, with an application to cohomological dimension

Claus Scheiderer
Journal:
Journal of Pure and Applied Algebra
Year:
1992
Language:
english
File:
PDF, 1.18 MB
english, 1992
27

A new approach to Hilbert's theorem on ternary quartics

Victoria Powers, Bruce Reznick, Claus Scheiderer, Frank Sottile
Journal:
Comptes Rendus Mathematique
Year:
2004
Language:
english
File:
PDF, 94 KB
english, 2004
28

Spectrahedral Shadows

Scheiderer, Claus
Journal:
SIAM Journal on Applied Algebra and Geometry
Year:
2018
Language:
english
File:
PDF, 394 KB
english, 2018
29

Non-existence of degree bounds for weighted sums of squares representations

Claus Scheiderer
Journal:
Journal of Complexity
Year:
2005
Language:
english
File:
PDF, 247 KB
english, 2005
30

Intersections of maximal subalgebras in Lie algebras

Claus Scheiderer
Journal:
Journal of Algebra
Year:
1987
Language:
english
File:
PDF, 166 KB
english, 1987
32

Distinguished representations of non-negative polynomials

Claus Scheiderer
Journal:
Journal of Algebra
Year:
2005
Language:
english
File:
PDF, 154 KB
english, 2005
33

Isomorphism criteria for Witt rings of real fields

Grenier-Boley, Nicolas, Hoffmann, Detlev W., Scheiderer, Claus
Journal:
Forum Mathematicum
Year:
2013
Language:
english
File:
PDF, 280 KB
english, 2013
35

Spaces of orderings of fields under finite extensions

Claus Scheiderer
Journal:
manuscripta mathematica
Year:
1991
Language:
english
File:
PDF, 1.07 MB
english, 1991
36

Semidefinite Representation for Convex Hulls of Real Algebraic Curves

Scheiderer, Claus
Journal:
SIAM Journal on Applied Algebra and Geometry
Year:
2018
Language:
english
File:
PDF, 440 KB
english, 2018
37

Farrell cohomology and Brown theorems for profinite groups

Claus Scheiderer
Journal:
manuscripta mathematica
Year:
1996
Language:
english
File:
PDF, 1.80 MB
english, 1996
40

The moment problem for non-compact semialgebraic sets

Powers, Victoria, Scheiderer, Claus
Journal:
Advances in Geometry
Year:
2001
Language:
english
File:
PDF, 179 KB
english, 2001
42

Zusammenhängende Untergruppen von pro-Lieschen Gruppen

Claus Scheiderer
Journal:
Geometriae Dedicata
Year:
1986
Language:
german
File:
PDF, 924 KB
german, 1986
43

Topologisch quasinormale Untergruppen zusammenhängender lokalkompakter Gruppen

Claus Scheiderer
Journal:
Monatshefte für Mathematik
Year:
1984
Language:
german
File:
PDF, 351 KB
german, 1984
45

The Structure of Some Virtually Free Pro-p Groups

Claus Scheiderer
Journal:
Proceedings of the American Mathematical Society
Year:
1999
Language:
english
File:
PDF, 178 KB
english, 1999
46

10.1090/s0002-9939-99-04765-6

Scheiderer, Claus
Journal:
Proceedings of the American Mathematical Society
Year:
1999
Language:
english
File:
PDF, 191 KB
english, 1999
47

Topologisch linksengelsche Elemente

Claus Scheiderer
Journal:
manuscripta mathematica
Year:
1985
Language:
german
File:
PDF, 1.04 MB
german, 1985
48

Topologisch rechtsengelsche Elemente in zusammenhängenden lokalkompakten Gruppen

Claus Scheiderer
Journal:
Archiv der Mathematik
Year:
1984
Language:
german
File:
PDF, 234 KB
german, 1984
49

Algebraic subgroup lattices of topological groups

Claus Scheiderer
Journal:
Algebra Universalis
Year:
1986
Language:
english
File:
PDF, 631 KB
english, 1986
50

Topologies on the subgroup lattice of a compact group

Claus Scheiderer
Journal:
Topology and its Applications
Year:
1986
Language:
english
File:
PDF, 645 KB
english, 1986