diff --git a/plt_update.sh b/plt_update.sh
index 6de0a92..5600b40 100644
--- a/plt_update.sh
+++ b/plt_update.sh
@@ -3,4 +3,5 @@ rm plots/*
 cp ../../research_env2/cA_analysis/plot_vault/overview/plateaus_{chi,sym}_0.2_0.3_0124_ee_ee_total_quad.pdf plots 
 cp ../../research_env2/cA_analysis/plot_vault/interpolations/fix_sym_b{3.9,4}.pdf plots
 cp ../../research_env2/cA_analysis/plot_vault/interpolations/ca2sym_b{3.9,4}.pdf plots
-cp ../../research_env2/cA_analysis/plot_vault/interpolations/g0sq_{chi,sym}.pdf plots
\ No newline at end of file
+cp ../../research_env2/cA_analysis/plot_vault/interpolations/g0sq_{chi,sym}.pdf plots
+cp ../../research_env2/charmonium_analysis/plot_vault/decay_constants/test_f_part_imp.pdf plots
\ No newline at end of file
diff --git a/talk.tex b/talk.tex
index c5afee4..9cc7d7f 100644
--- a/talk.tex
+++ b/talk.tex
@@ -83,6 +83,7 @@
 	$$m_{\rm PCAC}^{(0)} = m_{\rm PCAC}^{(1)}\quad\Leftrightarrow\quad\ca =  - \frac{r^{(1)} - r^{(0)}}{s^{(1)} - s^{(0)}}$$
 	\begin{itemize}
 		\item states (0) and (1) are the PS ground and first excited state in our setup
+		\item PCAC relation holds for both
 	\end{itemize}
 \end{frame}
 
@@ -107,7 +108,7 @@
 		% \item also: where on the lattice do we define $c_{\rm A}$?
 		\vspace{.5cm}
 		\pause
-		\item evaluate $c_{\rm A}(x_0)$ with these source terms
+		\item evaluate $c_{\rm A}(x_0)$ with projected correlation functions
 		\item later: choice of $x_0$ and wavefunction basis is part of the improvement condition
 	\end{itemize}
 \end{frame}
@@ -119,7 +120,7 @@
 	\begin{center}
 		\begin{tabular}{cc|c|c|c|c}
 			\toprule
-			$L/a$ & $\beta$ & $\kappa_{1}\approx\kappa_{\rm cr}$ & $\kappa_{2}$ & $\kappa_{3}\approx\kappa_{\rm sym}$&$\approx a$\\
+			$L/a$ & $\beta$ & $\kappa_{1}\approx\kappa_{\rm cr}$ & $\kappa_{2}$ & $\kappa_{3}\approx\kappa_{\rm sym}$&$\approx a\;{\rm [fm]}$\\
 			\midrule
 			24&3.685&0.1396980&0.1395500&0.1394400&0.120\\
 			32&3.80&0.1392500&---&0.1389630&0.095\\
@@ -195,7 +196,7 @@
 		\item Example: Calculate $f_\pi/K$ with stabilised Wilson fermions
 		\item symmetric point \openlat~ensembles
 		\item improve with $\ca = 0$ vs $\ca(g_0^2)|_{\rm chi}$ vs $\ca(g_0^2)|_{\rm sym}$
-		$$f_{\rm A}^{RI} = Z_{\rm A} (1+b_{\rm A} m_{\rm q}+\bar{b}_{\rm A} \Tr[M_{\rm q}])\frac{\sqrt{2} \mathcal{A}_{\rm A_0P}}{\sqrt{\mathcal{A}_{\rm PP} m_\pi}}$$
+		$$f_{\rm A}^{\rm RI} = Z_{\rm A} (1+b_{\rm A} am_{\rm q}+\bar{b}_{\rm A} a\Tr[M_{\rm q}])\frac{\sqrt{2} \mathcal{A}_{\rm A_0P}}{\sqrt{\mathcal{A}_{\rm PP} m_\pi}}$$
 		\item renormalisation: $Z_{\rm A}$ preliminary, $b_{\rm A}$ from pert. theory, $\bar{b}_{\rm A}$ neglected
 	\end{itemize}
 \end{frame}
@@ -203,7 +204,7 @@
 \begin{frame}
 	\frametitle{First study of improvement}
 	\framesubtitle{Results}
-	%\includegraphics{plots/test_f.pdf}
+	\includegraphics{plots/test_f_part_imp.pdf}
 \end{frame}
 
 \begin{frame}