Update scss maths comments

assets/styles/settings/_config.scss

@@ -90,7 +90,7 @@ $to-gigantic:   $from-gigantic - 1 !default;
 $from-colossal: 2400px             !default;
 $to-colossal:   $from-colossal - 1 !default;
 
-// Z-indexes
+// Master z-indexe
 // =============================================================================
 
 $z-indexes: (

assets/styles/tools/_maths.scss

@@ -2,8 +2,9 @@
 // Tools / Maths
 // ==========================================================================
 
-// Remove units from the given number
-// @param  {number} $number The number with units
+// Removes the unit from the given number.
+//
+// @param  {number} $number The number to strip.
 // @return {number}
 
 @function strip-units($number) {
@@ -18,10 +19,12 @@
 @function sqrt($number) {
     $x: 1;
     $value: $x;
+
     @for $i from 1 through 10 {
-    $value: $x - ($x * $x - abs($number)) / (2 * $x);
-    $x: $value;
+        $value: $x - ($x * $x - abs($number)) / (2 * $x);
+        $x: $value;
     }
+
     @return $value;
 }
 
@@ -33,6 +36,7 @@
 
 @function pow($number, $exp) {
     $value: 1;
+
     @if $exp > 0 {
         @for $i from 1 through $exp {
             $value: $value * $number;
@@ -42,6 +46,7 @@
             $value: $value / $number;
         }
     }
+
     @return $value;
 }
 
@@ -52,11 +57,13 @@
 
 @function fact($number) {
     $value: 1;
+
     @if $number > 0 {
         @for $i from 1 through $number {
             $value: $value * $i;
         }
     }
+
     @return $value;
 }
 
@@ -76,47 +83,51 @@
 @function rad($angle) {
     $unit: unit($angle);
     $unitless: $angle / ($angle * 0 + 1);
+
     // If the angle has 'deg' as unit, convert to radians.
     @if $unit == deg {
         $unitless: $unitless / 180 * pi();
     }
+
     @return $unitless;
 }
 
-// Calculate the sinus of an angle
+// Returns the sine of the given number.
 //
-// @param  {string} $angle The angle to compute
-// @return {number}        The sinus of the given angle
+// @param  {number} $angle The angle to calculate.
+// @return {number}
 
 @function sin($angle) {
     $sin: 0;
     $angle: rad($angle);
-    // Iterate a bunch of times.
+
     @for $i from 0 through 10 {
         $sin: $sin + pow(-1, $i) * pow($angle, (2 * $i + 1)) / fact(2 * $i + 1);
     }
+
     @return $sin;
 }
 
-// Calculate the cosinus of an angle
+// Returns the cosine of the given number.
 //
-// @param  {string} $angle The angle to compute
-// @return {number}        The cosinus of the given angle
+// @param  {string} $angle The angle to calculate.
+// @return {number}
 
 @function cos($angle) {
     $cos: 0;
     $angle: rad($angle);
-    // Iterate a bunch of times.
+
     @for $i from 0 through 10 {
         $cos: $cos + pow(-1, $i) * pow($angle, 2 * $i) / fact(2 * $i);
     }
+
     @return $cos;
 }
 
-// Calculate the tangent of an angle
+// Returns the tangent of the given number.
 //
-// @param  {string} $angle The angle to compute
-// @return {number}        The tangent of the given angle
+// @param  {string} $angle The angle to calculate.
+// @return {number}
 
 @function tan($angle) {
     @return sin($angle) / cos($angle);