refactor: hard-code constant instead of dynamically evaluating it

Signed-off-by: Philipp Burckhardt <[email protected]>

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/levy/median/src/main.c

@@ -21,7 +21,7 @@
 #include "stdlib/math/base/special/erfcinv.h"
 #include "stdlib/math/base/special/pow.h"
 
-static double DENOM ;
+static const double DENOM = 0.4549364231195728; // 2.0 * stdlib_base_pow( stdlib_base_erfcinv( 0.5 ), 2.0 )
 
 /**
 * Returns the median for a Lévy distribution with location `mu` and scale `c`.
@@ -31,11 +31,10 @@ static double DENOM ;
 * @return      median
 *
 * @example
-* double y = stdlib_base_levy_median( 9.0, 0.0, 10.0 );
+* double y = stdlib_base_dists_levy_median( 9.0, 0.0, 10.0 );
 * // returns ~0.795
 */
 double stdlib_base_dists_levy_median( const double mu, const double c ) {
-	DENOM = 2.0 * stdlib_base_pow( stdlib_base_erfcinv( 0.5 ), 2.0 );
 	if (
 		stdlib_base_is_nan( mu ) ||
 		stdlib_base_is_nan( c ) ||