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Hans
  • Member for 11 years, 5 months
  • Last seen more than a week ago
1 vote
0 answers
182 views

Cohomological criterion for being projectively normal

1 vote
0 answers
411 views

Extend any morphism to suitable projective variety? [closed]

1 vote
1 answer
190 views

What information about the lattice $\Lambda$ can be recovered from the metric space $\mathbb{R}^n/\Lambda$?

1 vote
0 answers
92 views

vector space of ternary forms with real rooted property

1 vote
1 answer
316 views

ideal of maximal minors is cohen-macaulay?

1 vote
0 answers
113 views

Submodul of finite ring extension

1 vote
1 answer
605 views

lattice in number field already a fractional ideal?

1 vote
0 answers
216 views

Something like upper semicontinuity for finite fibres

1 vote
1 answer
114 views

Decomposition of skew-symmetric maps

0 votes
1 answer
321 views

Is the span of those vectors dense in $\ell_2$?

0 votes
1 answer
137 views

Special secants to curves

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