mongodb
diff --git a/‎source/includes/extracts-agg-operators.yaml
Lines changed: 11 additions & 6 deletions b/‎source/includes/extracts-agg-operators.yaml
Lines changed: 11 additions & 6 deletions
diff --git a/‎source/meta/aggregation-quick-reference.txt
Lines changed: 2 additions & 4 deletions b/‎source/meta/aggregation-quick-reference.txt
Lines changed: 2 additions & 4 deletions
diff --git a/‎source/reference/command/collMod.txt
Lines changed: 2 additions & 2 deletions b/‎source/reference/command/collMod.txt
Lines changed: 2 additions & 2 deletions
diff --git a/‎source/reference/operator/aggregation.txt
Lines changed: 2 additions & 6 deletions b/‎source/reference/operator/aggregation.txt
Lines changed: 2 additions & 6 deletions
diff --git a/‎source/reference/operator/aggregation/arrayElemAt.txt
Lines changed: 3 additions & 3 deletions b/‎source/reference/operator/aggregation/arrayElemAt.txt
Lines changed: 3 additions & 3 deletions
diff --git a/‎source/reference/operator/aggregation/first-array-element.txt
Lines changed: 0 additions & 220 deletions b/‎source/reference/operator/aggregation/first-array-element.txt
Lines changed: 0 additions & 220 deletions
@@ -177,7 +177,7 @@ content: |
         - Selects a subset of the array to return an array with only
           the elements that match the filter condition.
 
-      * - :expression:`$first`
+      * - :group:`$first`
 
         - Returns the first array element. Distinct from :group:`$first` accumulator.
   
@@ -196,7 +196,7 @@ content: |
 
         - Determines if the operand is an array. Returns a boolean.
 
-      * - :expression:`$last`
+      * - :group:`$last`
 
         - Returns the last array element. Distinct from :group:`$last` accumulator.
 
@@ -946,15 +946,11 @@ content: |
 
         - Returns a value from the first document for each group. Order
           is only defined if the documents are in a defined order.
-          
-          Distinct from the :expression:`$first` array operator.
 
       * - :group:`$last`
 
         - Returns a value from the last document for each group. Order
           is only defined if the documents are in a defined order.
-          
-          Distinct from the :expression:`$last` array operator.
 
       * - :group:`$max`
 
@@ -1008,6 +1004,15 @@ content: |
         - Returns an average of the specified expression or list of
           expressions for each document. Ignores non-numeric values.
 
+      * - :group:`$first`
+
+        - Returns a value from the first document for each group. Order
+          is only defined if the documents are in a defined order.
+
+      * - :group:`$last`
+
+        - Returns a value from the last document for each group. Order
+          is only defined if the documents are in a defined order.
 
       * - :group:`$max`
 
 
@@ -369,8 +369,7 @@ Index of Expression Operators
    - :expression:`$eq`
    - :expression:`$exp`
    - :expression:`$filter`
-   - :expression:`$first` (array)
-   - :group:`$first` (accumulator)
+   - :group:`$first`
    - :expression:`$floor`
    - :expression:`$function`
    - :expression:`$gt`
@@ -386,8 +385,7 @@ Index of Expression Operators
    - :expression:`$isoDayOfWeek`
    - :expression:`$isoWeek`
    - :expression:`$isoWeekYear`
-   - :expression:`$last` (array)
-   - :group:`$last` (accumulator)
+   - :group:`$last`
    - :expression:`$let`
    - :expression:`$literal`
    - :expression:`$ln`
 
@@ -15,8 +15,8 @@ Definition
 
 .. dbcommand:: collMod
 
-   :dbcommand:`collMod` makes it possible to add options to a collection
-   or to modify view definitions.
+   :dbcommand:`collMod` makes it possible to add options to a 
+   collection or to modify view definitions.
 
    .. |method| replace:: :method:`~db.collection.hideIndex` and
       :method:`~db.collection.unhideIndex` helper methods
 
@@ -379,7 +379,7 @@ Alphabetical Listing of Expression Operators
        Available in :pipeline:`$group` stage only.
 
 
-   * - :expression:`$first`
+   * - :group:`$first`
 
      - Returns the first array element.
 
@@ -487,10 +487,8 @@ Alphabetical Listing of Expression Operators
 
        Available in :pipeline:`$group` stage only.
 
-       Distinct from the :expression:`$last` array operator.
-   
 
-   * - :expression:`$last`
+   * - :group:`$last`
 
      - Returns the last array element.
 
@@ -1016,7 +1014,6 @@ Alphabetical Listing of Expression Operators
    /reference/operator/aggregation/exp
    /reference/operator/aggregation/filter
    /reference/operator/aggregation/first
-   /reference/operator/aggregation/first-array-element
    /reference/operator/aggregation/floor
    /reference/operator/aggregation/function
    /reference/operator/aggregation/gt
@@ -1033,7 +1030,6 @@ Alphabetical Listing of Expression Operators
    /reference/operator/aggregation/isoWeek
    /reference/operator/aggregation/isoWeekYear
    /reference/operator/aggregation/last
-   /reference/operator/aggregation/last-array-element
    /reference/operator/aggregation/let
    /reference/operator/aggregation/literal
    /reference/operator/aggregation/ln
 
@@ -112,10 +112,10 @@ The operation returns the following results:
 See Also
 --------
 
-- :expression:`$first`
+- :expression:`$slice`
 
-- :expression:`$last`
+- :group:`$first`
 
-- :expression:`$slice`
+- :group:`$last`
 
 - :ref:`agg-quick-ref-operator-array`