diff --git a/img/shear.svg b/img/shear.svg
index 9637f02..a2a7a85 100644
--- a/img/shear.svg
+++ b/img/shear.svg
@@ -24,8 +24,8 @@
inkscape:document-units="mm"
showgrid="false"
inkscape:zoom="1.5108866"
- inkscape:cx="389.83732"
- inkscape:cy="332.25524"
+ inkscape:cx="336.88828"
+ inkscape:cy="438.15332"
inkscape:window-width="1600"
inkscape:window-height="864"
inkscape:window-x="0"
@@ -94,61 +94,28 @@
style="fill:none;stroke:#000000;stroke-width:0.362;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
d="m 4.6779166,134.89963 c 8.4052644,-0.57204 165.0961334,0 165.0961334,0"
id="path1336" />
- $\alpha(t)$
$A_1$
+ y="139.54204">$x_1$
$A_2$
- $A_2$
- $A_1$
+ x="158.56323"
+ y="139.54204">$x_1$
$\alpha(t) A_2$
+ $x_2$
+ $x_2$
diff --git a/notes.tex b/notes.tex
index 7a6c219..fad79b8 100644
--- a/notes.tex
+++ b/notes.tex
@@ -2673,7 +2673,10 @@ At $t = 0$, $X(A, t= 0) = A \implies F = \mathbb I \implies J = 1$
Since $J(t = 0) = 1$, $J \ne 0$ always implies $J(t) > 0$
-\begin{ex} Uniform diletion
+\week{}
+\lecture
+
+\begin{ex} Uniform dilation
Motion according to $A \mapsto X(A,t) = \alpha(t) A$ where
$\alpha(t) \ge 0, \alpha(0) = 1$.