diff --git a/tech/Bloom_filter.wiki b/tech/Bloom_filter.wiki
index c181c58..cb21353 100644
--- a/tech/Bloom_filter.wiki
+++ b/tech/Bloom_filter.wiki
@@ -10,4 +10,8 @@ not. Meaning it can return,
 == Implementation ==
 
 * Simple [[hash_table]] set
-* 
+  * but for some set of hash functions, ALL values of those hash functions are
+    selected in the table (table of bits?)
+* When entry is given, if ALL values that the set of hash functions give are
+  filled, then value may exist
+* If not, it defintily does not exist