If Don had intended us not to use operators, he would have left them out of the language

Vector.Test/TestVector.fs

@@ -15,20 +15,17 @@ module TestVector =
             |> Vector.cons 6
         v1 |> Vector.toList |> shouldEqual [6 ; 5 ; 3]
 
-        let v2 = Vector.empty |> Vector.cons "hi" |> Vector.cons "bye"
+        let v2 = "bye" ** "hi" ** -()
         v2 |> Vector.toList |> shouldEqual ["bye" ; "hi"]
 
     [<Test>]
     let ``Pattern matching`` () =
-        match Vector.empty with
+        match -() with
         | Empty () -> ()
         //| Vec (a, b) -> failwith "" -- doesn't compile
 
         let v1 =
-            Vector.empty
+            6 ** 5 ** 3 ** -()
-            |> Vector.cons 3
-            |> Vector.cons 5
-            |> Vector.cons 6
 
         match v1 with
         | Vec (a , b) ->
@@ -45,10 +42,7 @@ module TestVector =
     [<Test>]
     let ``Vector concatenation`` () =
         let v1 =
-            Vector.empty
+            6 ** 5 ** 3 ** -()
-            |> Vector.cons 3
-            |> Vector.cons 5
-            |> Vector.cons 6
 
         let twice = Vector.append v1 v1
         let otherTwice =

Vector/Vector.fs

@@ -74,4 +74,7 @@ module Patterns =
     let (|Vec|) (Vector v : Vector<'a, S<'n>>) : 'a * Vector<'a, 'n> =
         List.head v, Vector (List.tail v)
 
-    let (|Empty|) (_ : Vector<'a, Z>) = ()
+    let (|Empty|) (_ : Vector<'a, Z>) = ()
+
+    let ( ~- ) () : Vector<'a, Z> = Vector.empty<'a>
+    let ( ** ) (x : 'a) (v : Vector<'a, 'n>) = Vector.cons x v