diff --git a/.gitignore b/.gitignore
index 5a90523..58eda62 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
 
 .vscode/
 *.sage.py
-./*.pdf
+*.pdf
 ## Core latex/pdflatex auxiliary files:
 *.aux
 *.lof
diff --git a/main.tex b/main.tex
index 62386ec..b0363df 100644
--- a/main.tex
+++ b/main.tex
@@ -40,7 +40,7 @@
     F\subset 2^E$, find $\min_{X
     \in \mathcal F, F\subset E} w(X\setminus F)$ such that $c(F)\leq b$.
 \end{problem}
-Always remember that $\mathcal F$ is usually not explicitly given.
+Note that $\mathcal F$ is usually not explicitly given.
 
 \begin{problem}[Normalized knapsack]\label{nknap}
     Given the same input as \autoref{bfreeknap}, find $\min \limits_{X