diff --git a/vectors.Rmd b/vectors.Rmd
index 7f86c07..7f9c556 100644
--- a/vectors.Rmd
+++ b/vectors.Rmd
@@ -1,20 +1,3 @@
-```{r include=FALSE, cache=FALSE}
-set.seed(1014)
-options(digits = 3)
-
-knitr::opts_chunk$set(
-  comment = "#>",
-  collapse = TRUE,
-  cache = TRUE,
-  out.width = "70%",
-  fig.align = 'center',
-  fig.width = 6,
-  fig.asp = 0.618,  # 1 / phi
-  fig.show = "hold"
-)
-
-options(dplyr.print_min = 6, dplyr.print_max = 6)
-```
 # Vectors
 
 ## Introduction