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fix: Satake transformation -> Satake transform
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thesis/satake.tex

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@@ -8,8 +8,8 @@ \section{Base change}
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with order $n!$
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(since $S_n(F) \subseteq \GL_n(E)$ is already reserved for the symmetric space).
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\subsection{Background on the Satake transformation in general}
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We recall a general form of the Satake transformation, which will be used later.
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\subsection{Background on the Satake transform in general}
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We recall a general form of the Satake transform, which will be used later.
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For this subsection, $G$ will denote an arbitrary connected reductive group
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over some non-Archimedean local field $F$.
@@ -50,7 +50,7 @@ \subsection{Background on the Satake transformation in general}
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and once when $G$ is a unitary group.
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\subsection{The Satake transformation for the particular Hecke algebras $\HH(\GL_n(E))$ and $\HH(\U(\VV_n^+))$}
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\subsection{The Satake transform for the particular Hecke algebras $\HH(\GL_n(E))$ and $\HH(\U(\VV_n^+))$}
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To take the Satake transform of $\HH(\U(\VV_n^+))$, we define the following abbreviations.
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\begin{itemize}
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\ii Let $T$ denote the split diagonal torus of $\GL_n$.
@@ -95,11 +95,11 @@ \subsection{The Satake transformation for the particular Hecke algebras $\HH(\GL
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% & $\left< \frac{m-1}{2}, \frac{m-3}{2}, \dots, -\frac{m-1}{2} \right>$??
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\bottomrule
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\end{tabular}
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\caption{Data needed to run the Satake transformation.}
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\caption{Data needed to run the Satake transform.}
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\label{tab:satakestuff}
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\end{table}
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Hence, the Satake transformations obtained can be viewed as
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Hence, the Satake transforms obtained can be viewed as
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\begin{align*}
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\Sat &\colon \HH(\GL_n(E)) \xrightarrow{\sim} \QQ[T(E) / T(\OO_E)]^{\Sym(n)} \\
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\Sat &\colon \HH(\U(\VV_n^+))\xrightarrow{\sim} \QQ[A(F) / A(\OO_F)]^{W_m}
@@ -132,11 +132,11 @@ \subsection{The Satake transformation for the particular Hecke algebras $\HH(\GL
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\Sat &\colon \HH(\U(\VV_n^+)) \xrightarrow{\sim} \QQ[Y_1^{\pm}, \dots, Y_m^{\pm}]^{W_m}.
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\end{align*}
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\subsection{Relation of Satake transformation to base change}
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\subsection{Relation of Satake transform to base change}
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Let
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\[ \BC \colon \HH(\GL_n(E)) \to \HH(\U(\VV_n^+)) \]
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denote the stable base change morphism from $\GL_n(E)$ to the unitary group $\U$.
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The relevance of the Satake transformation is that
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The relevance of the Satake transform is that
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(see e.g.\ \cite[Proposition 3.4]{ref:leslie})
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it gives a way to make this $\BC$ completely explicit:
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we have a commutative diagram

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