update

Author: mhjensen

…texfiles/hhl_beamer_with_qpe_poisson.tex doc/src/week12/Latexfiles/hhlslides.texdoc/src/week12/Latexfiles/hhl_beamer_with_qpe_poisson.tex renamed to doc/src/week12/Latexfiles/hhlslides.tex doc/src/week12/Latexfiles/hhl_beamer_with_qpe_poisson.tex renamed to doc/src/week12/Latexfiles/hhlslides.tex

@@ -4,7 +4,6 @@
 \usepackage[T1]{fontenc}
 \usepackage{amsmath,amssymb,amsfonts,bm,mathtools}
 \usepackage{physics}
-\usepackage{braket}
 \usepackage{quantikz}
 \usepackage{graphicx}
 \usepackage{booktabs}
@@ -13,9 +12,9 @@
 \usetheme{Madrid}
 
 \title{Quantum Simulation and the HHL Algorithm}
-\subtitle{with Phase Estimation Circuits and a Worked Example for the 1D Poisson Equation}
-\author{}
-\date{}
+%\subtitle{with Phase Estimation Circuits and a Worked Example for the 1D Poisson Equation}
+\author{Morten Hjorth-Jensen}
+\date{Spring 2026}
 
 \begin{document}
 
@@ -92,14 +91,12 @@ \section{Quantum Phase Estimation}
 \end{frame}
 
 \begin{frame}{Phase Estimation Circuit}
-\[
 \begin{quantikz}[row sep=0.35cm, column sep=0.45cm]
-\lstick{\ket{0}} & \gate{H} & \ctrl{3} & \qw      & \qw      & \gate[wires=3]{QFT^\dagger} & \meter{} \\
-\lstick{\ket{0}} & \gate{H} & \qw      & \ctrl{2} & \qw      &                              & \meter{} \\
-\lstick{\ket{0}} & \gate{H} & \qw      & \qw      & \ctrl{1} &                              & \meter{} \\
-\lstick{\ket{u}} & \qw      & \gate{U} & \gate{U^2} & \gate{U^4} & \qw                        & \qw
+\lstick{$|0\rangle$} & \gate{H} & \ctrl{3} & \qw      & \qw      & \gate[wires=3]{\mathrm{QFT}^\dagger} & \meter{} \\
+\lstick{$|0\rangle$} & \gate{H} & \qw      & \ctrl{2} & \qw      &                              & \meter{} \\
+\lstick{$|0\rangle$} & \gate{H} & \qw      & \qw      & \ctrl{1} &                              & \meter{} \\
+\lstick{$|u\rangle$} & \qw      & \gate{U} & \gate{U^2} & \gate{U^4} & \qw                        & \qw
 \end{quantikz}
-\]
 \end{frame}
 
 \begin{frame}{How the Phases Accumulate}
@@ -160,13 +157,11 @@ \section{The HHL Algorithm}
 \end{frame}
 
 \begin{frame}{Full HHL Circuit Schematic}
-\[
 \begin{quantikz}[row sep=0.35cm, column sep=0.38cm]
-\lstick{\ket{0}} & \qw & \gate[style={fill=blue!10}]{R(\lambda^{-1})} & \qw & \meter{} \\
-\lstick{\ket{0}^{\otimes m}} & \gate[wires=2, style={fill=green!10}]{\mathrm{QPE}(e^{iAt})} & \qw & \gate[wires=2, style={fill=green!10}]{\mathrm{QPE}^\dagger} & \qw \\
-\lstick{\ket{b}} & \qw & \qw & \qw & \rstick{\ket{x}\propto A^{-1}\ket{b}}
+\lstick{$|0\rangle$} & \qw & \gate[style={fill=blue!10}]{R(\lambda^{-1})} & \qw & \meter{} \\
+\lstick{$|0\rangle^{\otimes m}$} & \gate[wires=2, style={fill=green!10}]{\mathrm{QPE}(e^{iAt})} & \qw & \gate[wires=2, style={fill=green!10}]{\mathrm{QPE}^\dagger} & \qw \\
+\lstick{$|b\rangle$} & \qw & \qw & \qw & \rstick{$|x\rangle\propto A^{-1}|b\rangle$}
 \end{quantikz}
-\]
 \end{frame}
 
 \begin{frame}{HHL State Evolution}