diff --git a/help/matfill b/help/matfill
index f8a952e..466ebf4 100644
--- a/help/matfill
+++ b/help/matfill
@@ -2,7 +2,7 @@ NAME
     matfill - fill a matrix with specified value or values
 
 SYNOPSIS
-    mat(m, x [, y])
+    matfill(m, x [, y])
 
 TYPES
     m		matrix
diff --git a/help/mattrans b/help/mattrans
index f08e5dd..d155349 100644
--- a/help/mattrans
+++ b/help/mattrans
@@ -2,7 +2,7 @@ NAME
     mattrans - matrix transpose
 
 SYNOPSIS
-    matdim(m)
+    mattrans(m)
 
 TYPES
     m		2-dimensional matrix
diff --git a/help/randombit b/help/randombit
index 9a9c5f3..7fdec97 100644
--- a/help/randombit
+++ b/help/randombit
@@ -1,5 +1,5 @@
 NAME
-    randbit - Blum-Blum-Shub pseudo-random number generator
+    randombit - Blum-Blum-Shub pseudo-random number generator
 
 SYNOPSIS
     randombit([x])