remove mathematical operators from old operators page and fix links

Author: JPryce-Aklundh

modules/ROOT/pages/appendix/gql-conformance/supported-mandatory.adoc

@@ -185,7 +185,7 @@ For example, `RETURN sum(<expr>)` on an empty table returns `NULL` in GQL, but i
 
 | 20.21
 | <numeric value expression>
-| xref:syntax/operators.adoc#query-operators-mathematical[Mathematical operators]
+| xref:expressions/mathematical-operators.adoc[Mathematical operators]
 |
 
 | 20.22

modules/ROOT/pages/functions/mathematical-logarithmic.adoc

@@ -4,7 +4,7 @@
 [[query-functions-logarithmic]]
 = Mathematical functions - logarithmic
 
-Logarithmic mathematical functions operate on numeric expressions only, and will return an error if used on any other values. See also xref::syntax/operators.adoc#query-operators-mathematical[Mathematical operators].
+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].
 
 
 [[functions-e]]

modules/ROOT/pages/functions/mathematical-numeric.adoc

@@ -5,7 +5,7 @@
 = Mathematical functions - numeric
 
 Numeric mathematical functions operate on numeric expressions only, and will return an error if used on any other values.
-See also xref::syntax/operators.adoc#query-operators-mathematical[Mathematical operators].
+See also xref:expressions/mathematical-operators.adoc[Mathematical operators].
 
 [[example-graph]]
 == Example graph

modules/ROOT/pages/functions/mathematical-trigonometric.adoc

@@ -4,7 +4,7 @@
 [[query-functions-trigonometric]]
 = Mathematical functions - trigonometric
 
-Trigonometric mathematical functions operate on numeric expressions only, and will return an error if used on any other values. See also xref::syntax/operators.adoc#query-operators-mathematical[Mathematical operators].
+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].
 
 [[functions-acos]]
 == acos()

modules/ROOT/pages/syntax/operators.adoc

@@ -12,7 +12,6 @@ This page contains an overview of the available Cypher operators.
 |===
 | xref::syntax/operators.adoc#query-operators-aggregation[Aggregation operators] | `DISTINCT`
 | xref::syntax/operators.adoc#query-operators-property[Property operators] | `.` for static property access, `[]` for dynamic property access, `=` for replacing all properties, `+=` for mutating specific properties
-| xref::syntax/operators.adoc#query-operators-mathematical[Mathematical operators] | `+`, `-`, `*`, `/`, `%`, `^`
 | xref::syntax/operators.adoc#query-operators-string[String operators]   | `+` and `\|\|` (string concatenation), `IS NORMALIZED`
 | xref::syntax/operators.adoc#query-operators-temporal[Temporal operators]   | `+` and `-` for operations between durations and temporal instants/durations, `*` and `/` for operations between durations and numbers
 | xref::syntax/operators.adoc#query-operators-map[Map operators]       |  `.` for static value access by key, `[]` for dynamic value access by key
@@ -189,59 +188,6 @@ The properties on the node are updated as follows by those provided in the map:
 
 See xref::clauses/set.adoc#set-setting-properties-using-map[Mutate specific properties using a map and `+=`] for more details on using the property mutation operator `+=`.
 
-
-[[query-operators-mathematical]]
-== Mathematical operators
-
-The mathematical operators comprise:
-
-* addition: `+`
-* subtraction or unary minus: `-`
-* multiplication: `*`
-* division: `/`
-* modulo division: `%`
-* exponentiation: `^`
-
-
-[[syntax-using-the-exponentiation-operator]]
-=== Using the exponentiation operator `^`
-
-.Query
-[source, cypher]
-----
-WITH 2 AS number, 3 AS exponent
-RETURN number ^ exponent AS result
-----
-
-.Result
-[role="queryresult",options="header,footer",cols="1*<m"]
-|===
-| +result+
-| +8.0+
-1+d|Rows: 1
-|===
-
-
-[[syntax-using-the-unary-minus-operator]]
-=== Using the unary minus operator `-`
-
-.Query
-[source, cypher]
-----
-WITH -3 AS a, 4 AS b
-RETURN b - a AS result
-----
-
-.Result
-[role="queryresult",options="header,footer",cols="1*<m"]
-|===
-| +result+
-| +7+
-
-1+d|Rows: 1
-|===
-
-
 [[query-operators-string]]
 == String operators