diff --git a/lib/TODO.md b/lib/TODO.md
index 689872e..324a124 100644
--- a/lib/TODO.md
+++ b/lib/TODO.md
@@ -33,3 +33,4 @@ More Functions
 - PC_FilterGreaterThan(patch, dimension, value) returns patch
 - PC_FilterBetween(patch, dimension, valuemin, valuemax) returns patch
 - PC_Filter(patch, dimension, expression) returns patch
+- PC_Get(pcpatch, dimname) returns Array(numeric)