docs(numberFilter): improve wording for infinity description

nonopolarity · Narretz · commit 5a1e148da674 · 2016-02-22T12:20:00.000+01:00
Closes angular#14100
diff --git a/src/ng/filter/filters.js b/src/ng/filter/filters.js
@@ -85,7 +85,7 @@ function currencyFilter($locale) {
  * Formats a number as text.
  *
  * If the input is null or undefined, it will just be returned.
- * If the input is infinite (Infinity/-Infinity) the Infinity symbol '∞' is returned.
+ * If the input is infinite (Infinity or -Infinity), the Infinity symbol '∞' or '-∞' is returned, respectively.
  * If the input is not a number an empty string is returned.
  *
  *

Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,7 @@ function currencyFilter($locale) {`
`85`	`85`	`* Formats a number as text.`
`86`	`86`	`*`
`87`	`87`	`* If the input is null or undefined, it will just be returned.`
`88`		`- * If the input is infinite (Infinity/-Infinity) the Infinity symbol '∞' is returned.`
	`88`	`+ * If the input is infinite (Infinity or -Infinity), the Infinity symbol '∞' or '-∞' is returned, respectively.`
`89`	`89`	`* If the input is not a number an empty string is returned.`
`90`	`90`	`*`
`91`	`91`	`*`