moment_dev: addition of TOCs

Author: jvdp1

src/stdlib_experimental_stats.md

@@ -1,10 +1,29 @@
 # Descriptive statistics
 
-## Implemented
 
- * `mean`
- * `moment`
- * `var`
+## Implemented
+<!-- vim-markdown-toc GFM -->
+
+* [`mean` - mean of array elements](#mean---mean-of-array-elements)
+	* [Description](#description)
+	* [Syntax](#syntax)
+	* [Arguments](#arguments)
+	* [Return value](#return-value)
+	* [Example](#example)
+* [`moment` - central moment of array elements](#moment---central-moment-of-array-elements)
+	* [Description](#description-1)
+	* [Syntax](#syntax-1)
+	* [Arguments](#arguments-1)
+	* [Return value](#return-value-1)
+	* [Example](#example-1)
+* [`var` - variance of array elements](#var---variance-of-array-elements)
+	* [Description](#description-2)
+	* [Syntax](#syntax-2)
+	* [Arguments](#arguments-2)
+	* [Return value](#return-value-2)
+	* [Example](#example-2)
+
+<!-- vim-markdown-toc -->
 
 ## `mean` - mean of array elements
 
@@ -100,7 +119,7 @@ program demo_moment
     print *, moment( reshape(x, [ 2, 3 ] ), 2)       !returns 2.9167
     print *, moment( reshape(x, [ 2, 3 ] ), 2, 1)    !returns [0.25, 0.25, 0.25]
     print *, moment( reshape(x, [ 2, 3 ] ), 2, 1,&
-                     reshape(x, [ 2, 3 ] ) > 3.)     !returns [NaN, 0.0, 0.25]
+                     reshape(x, [ 2, 3 ] ) > 3.)     !returns [NaN, 0., 0.25]
 end program demo_moment
 ```