diff --git a/modules/ROOT/content-nav.adoc b/modules/ROOT/content-nav.adoc
index b0e9388b5..b023bfad4 100644
--- a/modules/ROOT/content-nav.adoc
+++ b/modules/ROOT/content-nav.adoc
@@ -84,15 +84,17 @@
 ** xref:functions/graph.adoc[]
 ** xref:functions/list.adoc[]
 ** xref:functions/load-csv.adoc[]
-** xref:functions/mathematical-logarithmic.adoc[]
-** xref:functions/mathematical-numeric.adoc[]
-** xref:functions/mathematical-trigonometric.adoc[]
+** Mathematical functions
+*** xref:functions/mathematical-logarithmic.adoc[]
+*** xref:functions/mathematical-numeric.adoc[]
+*** xref:functions/mathematical-trigonometric.adoc[]
 ** xref:functions/predicate.adoc[]
 ** xref:functions/scalar.adoc[]
 ** xref:functions/spatial.adoc[]
 ** xref:functions/string.adoc[]
-** xref:functions/temporal/duration.adoc[]
-** xref:functions/temporal/index.adoc[]
+** Temporal functions
+*** xref:functions/temporal/duration.adoc[]
+*** xref:functions/temporal/index.adoc[]
 ** xref:functions/user-defined.adoc[]
 ** xref:functions/vector.adoc[]
 
diff --git a/modules/ROOT/pages/functions/index.adoc b/modules/ROOT/pages/functions/index.adoc
index 4f4c96b52..420e01448 100644
--- a/modules/ROOT/pages/functions/index.adoc
+++ b/modules/ROOT/pages/functions/index.adoc
@@ -207,8 +207,12 @@ LOAD CSV functions can be used to get information about the file that is process
 |===
 
 
+[[header-query-functions-mathematical]]
+== Mathematical functions
+
+
 [[header-query-functions-logarithmic]]
-== Logarithmic functions
+=== Logarithmic functions
 
 These functions all operate on numerical expressions only, and will return an error if used on any other values.
 
@@ -240,7 +244,7 @@ These functions all operate on numerical expressions only, and will return an er
 
 
 [[header-query-functions-numeric]]
-== Numeric functions
+=== Numeric functions
 
 These functions all operate on numerical expressions only, and will return an error if used on any other values.
 
@@ -280,7 +284,7 @@ These functions all operate on numerical expressions only, and will return an er
 
 
 [[header-query-functions-trigonometric]]
-== Trigonometric functions
+=== Trigonometric functions
 
 These functions all operate on numerical expressions only, and will return an error if used on any other values.
 
@@ -588,8 +592,12 @@ If the points are in a Cartesian CRS, the function returns the Euclidean distanc
 |===
 
 
+[[header-query-functions-temporal]]
+== Temporal functions
+
+
 [[header-query-functions-temporal-duration]]
-== Temporal duration functions
+=== Duration functions
 
 `DURATION` values of the xref::values-and-types/temporal.adoc[temporal types] can be created manipulated using the following functions:
 
@@ -620,7 +628,7 @@ If the points are in a Cartesian CRS, the function returns the Euclidean distanc
 |===
 
 [[header-query-functions-temporal-instant-types]]
-== Temporal instant types functions
+=== Instant types functions
 
 Values of the xref::values-and-types/temporal.adoc[temporal types] -- `DATE`, `ZONED TIME`, `LOCAL TIME`, `ZONED DATETIME`, and `LOCAL DATETIME` -- can be created manipulated using the following functions:
 
diff --git a/modules/ROOT/pages/functions/mathematical-logarithmic.adoc b/modules/ROOT/pages/functions/mathematical-logarithmic.adoc
index 412c69268..341c96e93 100644
--- a/modules/ROOT/pages/functions/mathematical-logarithmic.adoc
+++ b/modules/ROOT/pages/functions/mathematical-logarithmic.adoc
@@ -2,7 +2,7 @@
 :table-caption!:
 
 [[query-functions-logarithmic]]
-= Mathematical functions - logarithmic
+= Logarithmic functions
 
 Logarithmic mathematical functions operate on numeric expressions only, and will return an error if used on any other values. See also xref:expressions/mathematical-operators.adoc[Mathematical operators].
 
diff --git a/modules/ROOT/pages/functions/mathematical-numeric.adoc b/modules/ROOT/pages/functions/mathematical-numeric.adoc
index 3401c5c24..87fca8aed 100644
--- a/modules/ROOT/pages/functions/mathematical-numeric.adoc
+++ b/modules/ROOT/pages/functions/mathematical-numeric.adoc
@@ -2,7 +2,7 @@
 :table-caption!:
 
 [[query-functions-numeric]]
-= Mathematical functions - numeric
+= Numeric functions
 
 Numeric mathematical functions operate on numeric expressions only, and will return an error if used on any other values.
 See also xref:expressions/mathematical-operators.adoc[Mathematical operators].
diff --git a/modules/ROOT/pages/functions/mathematical-trigonometric.adoc b/modules/ROOT/pages/functions/mathematical-trigonometric.adoc
index b3cdfd19f..400bf191f 100644
--- a/modules/ROOT/pages/functions/mathematical-trigonometric.adoc
+++ b/modules/ROOT/pages/functions/mathematical-trigonometric.adoc
@@ -2,7 +2,7 @@
 :table-caption!:
 
 [[query-functions-trigonometric]]
-= Mathematical functions - trigonometric
+= Trigonometric functions
 
 Trigonometric mathematical functions operate on numeric expressions only, and will return an error if used on any other values. See also xref:expressions/mathematical-operators.adoc[Mathematical operators].
 
diff --git a/modules/ROOT/pages/functions/temporal/duration.adoc b/modules/ROOT/pages/functions/temporal/duration.adoc
index 0612c789e..529705f46 100644
--- a/modules/ROOT/pages/functions/temporal/duration.adoc
+++ b/modules/ROOT/pages/functions/temporal/duration.adoc
@@ -1,7 +1,7 @@
 :description: Cypher provides functions allowing for the creation and manipulation of temporal `DURATION` values.
 
 [[query-functions-temporal-duration]]
-= Temporal functions - duration
+= Duration functions
 :table-caption!:
 
 Duration functions allow for the creation and manipulation of temporal `DURATION` values.
diff --git a/modules/ROOT/pages/functions/temporal/index.adoc b/modules/ROOT/pages/functions/temporal/index.adoc
index 5ca5b37b7..111f9ce6e 100644
--- a/modules/ROOT/pages/functions/temporal/index.adoc
+++ b/modules/ROOT/pages/functions/temporal/index.adoc
@@ -2,7 +2,7 @@
 :table-caption!:
 
 [[query-functions-temporal-instant-types]]
-= Temporal functions - instant types
+= Instant type functions
 
 Temporal functions allow for the creation and manipulation of values for each temporal type -- `DATE`, `ZONED TIME`, `LOCAL TIME`, `ZONED DATETIME`, and `LOCAL DATETIME`.