Publish v5.4.0

hanguokai · Dec 9, 2018 · 088f845 · 088f845
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diff --git a/HISTORY.md b/HISTORY.md
@@ -1,6 +1,6 @@
 # History
 
-# not yet released, version 5.4.0
+# 2018-12-09, version 5.4.0
 
 - Extended sum.js to accept a dimension input to calculate the sum over a 
   specific axis. Thanks @bnlcas.

diff --git a/docs/reference/functions/sum.md b/docs/reference/functions/sum.md
@@ -4,16 +4,14 @@
 
 Compute the sum of a matrix or a list with values.
 In case of a (multi dimensional) array or matrix, the sum of all
-elements will be calculated. When `dim` is provided, the sum over the selected
-dimension will be calculated. Parameter `dim` is zero-based.
+elements will be calculated.
 
 
 ## Syntax
 
 ```js
 math.sum(a, b, c, ...)
 math.sum(A)
-math.sum(A, dim)
 ```
 
 ### Parameters
@@ -35,8 +33,6 @@ Type | Description
 math.sum(2, 1, 4, 3)               // returns 10
 math.sum([2, 1, 4, 3])             // returns 10
 math.sum([[2, 5], [4, 3], [1, 7]]) // returns 22
-math.sum([[2, 5], [4, 3], [1, 7]], 0)    // returns [7, 15]
-math.sum([[2, 5], [4, 3], [1, 7]], 1)    // returns [7, 7, 8]
 ```