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 Curious
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~966 people reached

Mar
20
awarded  Curious
Feb
1
comment Does every quasi-affine variety have an open cover of affine dense subsets?
Thank you Georges. Sorry to come back to this so late, but do you know if this still is true if we don't include irreducibility in the definition of an affine variety?
Feb
1
asked Equivalent definitions of a quasi-affine variety?
Nov
16
asked Does every quasi-affine variety have an open cover of affine dense subsets?
Nov
16
accepted If $n\geq 2$, why is $k[\mathbb{A}^n\setminus\{p\}]=k[\mathbb{A}^n]$?
Nov
2
asked If $n\geq 2$, why is $k[\mathbb{A}^n\setminus\{p\}]=k[\mathbb{A}^n]$?
Nov
2
accepted Why does the fiber coproduct in $\mathbf{Set}$ actually satisfy the universal property?
Nov
16
asked Why does the fiber coproduct in $\mathbf{Set}$ actually satisfy the universal property?
Jun
17
comment Is the characteristic of simple rings necessarily prime when finite?
Thank you! ${}$
Jun
17
accepted Is the characteristic of simple rings necessarily prime when finite?
Jun
17
asked Is the characteristic of simple rings necessarily prime when finite?
Jun
17
awarded  Scholar
Jun
17
accepted Claim in Atiyah and Bott and Shapiro's paper on Clifford modules.
May
3
asked Claim in Atiyah and Bott and Shapiro's paper on Clifford modules.
May
3
comment Why is the radical of a Clifford algebra generated by the kernel of the associated symmetric form?
Thanks @rschwieb. I did find it, but I guess this is good for any who sees this question in the future.
Apr
23
awarded  Supporter
Apr
23
comment Why is the radical of a Clifford algebra generated by the kernel of the associated symmetric form?
@QiaochuYuan I do, I will add that, thanks.
Apr
23
revised Why is the radical of a Clifford algebra generated by the kernel of the associated symmetric form?
edited tags
Apr
23
comment Why is the radical of a Clifford algebra generated by the kernel of the associated symmetric form?
Darn, is nobody interested in my question? :( Is there a way to make it better?
Apr
18
revised Why is the radical of a Clifford algebra generated by the kernel of the associated symmetric form?
fixed some typos