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-rw-r--r--blog/index.md4
-rw-r--r--blog/system.md6
2 files changed, 7 insertions, 3 deletions
diff --git a/blog/index.md b/blog/index.md
index bdfba6a..fb7f0cc 100644
--- a/blog/index.md
+++ b/blog/index.md
@@ -2,4 +2,6 @@
 
 I occasionally blog about functional programming, lambda calculus
 and other computational stuff, or anything related to computers in general.
-They are tagged as [`fun`](/tag/fun).
+These write-ups are tagged as [`fun`](/tag/fun).
+
+As usual, the good old [RSS feed](/feed.xml) is available.
diff --git a/blog/system.md b/blog/system.md
index bb92343..1a9af18 100644
--- a/blog/system.md
+++ b/blog/system.md
@@ -6,8 +6,10 @@ date = Date(2020, 4, 15)
 
 # System Cascade Connection
 
-Given two discrete-time systems $A$ and $B$ connected in cascade
-to form a new system $C = x \mapsto B(A(x))$.
+Given two discrete-time systems $A$ and $B$ connected in cascade to form
+a new system $C = x \mapsto B(A(x))$, we examine the following properties:
+
+\toc
 
 ## Linearity