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Results tagged with sums-of-squares
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user 70925
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Decomposition in two hermitian squares over ring of integer of CM fields
Let $k$ a CM-field of conjugation $\bar \cdot$ and maximal totally real subfield $k^+$ and $k^{++}$ its positive part $k^{++}$.
Given a totally positive element $x$ in the ring of integers of $k^+$, w …
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