chore: remove xRad for cleaner code

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Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/cosd/lib/main.js

@@ -54,7 +54,6 @@ var isInfinite = require( '@stdlib/math/base/assert/is-infinite' );
 * // returns NaN
 */
 function cosd( x ) {
-	var xRad;
 	var rx;
 
 	if (
@@ -67,23 +66,18 @@ function cosd( x ) {
 	rx = abs( fmod( x, 360.0 ) );
 
 	if ( rx <= 45.0 ) {
-		xRad = deg2rad( rx );
-		return kernelCos( xRad, 0.0 );
+		return kernelCos( deg2rad( rx ), 0.0 );
 	}
 	if ( rx < 135.0 ) {
-		xRad = deg2rad( 90.0-rx );
-		return kernelSin( xRad, 0.0 );
+		return kernelSin( deg2rad( 90.0-rx ), 0.0 );
 	}
 	if ( rx <= 225.0 ) {
-		xRad = deg2rad( 180.0-rx );
-		return -kernelCos( xRad, 0.0 );
+		return -kernelCos( deg2rad( 180.0-rx ), 0.0 );
 	}
 	if ( rx < 315.0 ) {
-		xRad = deg2rad( rx-270.0 );
-		return kernelSin( xRad, 0.0 );
+		return kernelSin( deg2rad( rx-270.0 ), 0.0 );
 	}
-	xRad = deg2rad( 360.0-rx );
-	return kernelCos( xRad, 0.0 );
+	return kernelCos( deg2rad( 360.0-rx ), 0.0 );
 }
 
 

lib/node_modules/@stdlib/math/base/special/cosd/src/main.c

@@ -36,7 +36,6 @@
 * // returns 1.0
 */
 double stdlib_base_cosd( const double x ) {
-	double xRad;
 	double rx;
 
 	if ( stdlib_base_is_infinite( x ) || stdlib_base_is_nan( x ) ) {
@@ -46,21 +45,16 @@ double stdlib_base_cosd( const double x ) {
 	rx = stdlib_base_abs( stdlib_base_fmod( x, 360.0 ) );
 
 	if ( rx <= 45.0 ) {
-		xRad = stdlib_base_deg2rad( rx );
-		return stdlib_base_kernel_cos( xRad, 0.0 );
+		return stdlib_base_kernel_cos( stdlib_base_deg2rad( rx ), 0.0 );
 	}
 	if ( rx < 135.0 ) {
-		xRad = stdlib_base_deg2rad( 90.0-rx );
-		return stdlib_base_kernel_sin( xRad, 0.0 );
+		return stdlib_base_kernel_sin( stdlib_base_deg2rad( 90.0-rx ), 0.0 );
 	}
 	if ( rx <= 225.0 ) {
-		xRad = stdlib_base_deg2rad( 180.0-rx );
-		return -stdlib_base_kernel_cos( xRad, 0.0 );
+		return -stdlib_base_kernel_cos( stdlib_base_deg2rad( 180.0-rx ), 0.0 );
 	}
 	if ( rx < 315.0 ) {
-		xRad = stdlib_base_deg2rad( rx-270.0 );
-		return stdlib_base_kernel_sin( xRad, 0.0 );
+		return stdlib_base_kernel_sin( stdlib_base_deg2rad( rx-270.0 ), 0.0 );
 	}
-	xRad = stdlib_base_deg2rad( 360.0-rx );
-	return stdlib_base_kernel_cos( xRad, 0.0 );
+	return stdlib_base_kernel_cos( stdlib_base_deg2rad( 360.0-rx ), 0.0 );
 }