1 files changed, 1 insertions, 1 deletions
diff --git a/pd4r0u.md b/pd4r0u.md
index ebb2d17..42f9ea0 100644
--- a/pd4r0u.md
+++ b/pd4r0u.md
@@ -27,5 +27,5 @@ $f(..., x_i = 0, ...) \ne f(..., x_i = 1, ...)$
 $f(..., x_i = 0, ...) = f(..., x_i = 1, ...)$
 при любых значениях остальных переменных
 
-## Up
+# Up
 - [Алгебра логики](c5oolf)