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Mathematics
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Rudyard
  • Member for 8 years, 8 months
  • Last seen more than a month ago
  • Oxford, United Kingdom
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Theoretical Physicist

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6
matrix expression for $e^{iA}Be^{iA}$ in terms of anticommutators?
May 15, 2020
3
Solution to this ODE that tends to a constant at infinity
Mar 18, 2019
2
Can every SU(4) matrix be written as a product of of these 4 matrices
Nov 6, 2020
1
New parameter in ODE seems to not affect solution at a point but then contributes a divergence at that point
Jun 27, 2018
1
Rewrite this product of 3 summations as one summation
Apr 17, 2020
1
product of three Lie matrix exponentials where two are inverse of eachother
May 8, 2020
1
In 6d, can I use the cross product between two sets of three coordinates as a good new coordinate, along with the modulus of the 6d coordinate vector?
Jun 14, 2020
1
sum of product of inverse factorials for all integers $m,n$ that sum to $k$
Aug 7, 2020
1
Can I always write group elements $L,R$ as $VA$ and $VA^{-1}$ respectively, for some $V,A$?
Jan 13, 2021
1
For general 2d complex traceless $\sigma$, the U that diagonalises $\sigma^\dagger \sigma$ leaves $U^\dagger \sigma U$ with zeros on the diagonal?
May 22, 2020
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8
When the decay constant is not constant. Limit definition of the exponential of an integral?
6
What happens to the Weak Interaction after Electroweak Symmetry Breaking?
6
Volume integration with a condition
5
How creation operator pops out while expanding field operator?