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M commutative-algebra-notes.tex → commutative-algebra-notes.tex

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\section{Nullstellensatz} +\subsection{Corollary from Weak Nullstellensatz} Note: for $k$ a field, $k[X_1, \ldots, X_n]$, $m$ maximal ideal; the residue field $K=k[X_1, \ldots, X_n]/m$ satisfies the Zariski's lemma (\ref{zariski}), thus $K$ is a finite algebraic extension of $k$. \vspace{0.3cm}