docs: clean-up of C docstrings

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---

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/arcsine/entropy/include/stdlib/stats/base/dists/arcsine/entropy.h

@@ -35,4 +35,4 @@ double stdlib_base_dists_arcsine_entropy( const double a, const double b );
 }
 #endif
 
-#endif // !STDLIB_STATS_BASE_DISTS_ENTROPY_H
+#endif // !STDLIB_STATS_BASE_DISTS_ARCSINE_ENTROPY_H

lib/node_modules/@stdlib/stats/base/dists/beta/pdf/include/stdlib/stats/base/dists/beta/pdf.h

@@ -20,7 +20,7 @@
 #define STDLIB_STATS_BASE_DISTS_BETA_PDF_H
 
 /*
-* If C++, prevent name mangling so that the compiler emits a ternary file having undecorated names, thus mirroring the behavior of a C compiler.
+* If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler.
 */
 #ifdef __cplusplus
 extern "C" {

lib/node_modules/@stdlib/stats/base/dists/betaprime/kurtosis/include/stdlib/stats/base/dists/betaprime/kurtosis.h

@@ -27,7 +27,7 @@ extern "C" {
 #endif
 
 /**
-* Returns the excess kurtosis of an beta prime distribution.
+* Returns the excess kurtosis of a beta prime distribution.
 */
 double stdlib_base_dists_betaprime_kurtosis( const double alpha, const double beta );
 

lib/node_modules/@stdlib/stats/base/dists/degenerate/mode/src/main.c

@@ -16,6 +16,7 @@
 * limitations under the License.
 */
 
+#include "stdlib/stats/base/dists/degenerate/mode.h"
 #include "stdlib/math/base/assert/is_nan.h"
 
 /**

lib/node_modules/@stdlib/stats/base/dists/invgamma/kurtosis/src/main.c

@@ -27,7 +27,7 @@
 * @return         kurtosis
 *
 * @example
-* double y = stdlib_base_invgamma_kurtosis( 6.0, 1.0 );
+* double y = stdlib_base_dists_invgamma_kurtosis( 6.0, 1.0 );
 * // returns 19.0
 */
 double stdlib_base_dists_invgamma_kurtosis( const double alpha, const double beta ) {

lib/node_modules/@stdlib/stats/base/dists/invgamma/mean/src/main.c

@@ -26,7 +26,7 @@
 * @return         expected value
 *
 * @example
-* double y = stdlib_base_invgamma_mean( 4.0, 12.0 );
+* double y = stdlib_base_dists_invgamma_mean( 4.0, 12.0 );
 * // returns 4.0
 */
 double stdlib_base_dists_invgamma_mean( const double alpha, const double beta ) {

lib/node_modules/@stdlib/stats/base/dists/invgamma/skewness/src/main.c

@@ -28,7 +28,7 @@
 * @return         skewness
 *
 * @example
-* double y = stdlib_base_invgamma_skewness( 4.0, 12.0 );
+* double y = stdlib_base_dists_invgamma_skewness( 4.0, 12.0 );
 * // returns ~5.657
 */
 double stdlib_base_dists_invgamma_skewness( const double alpha, const double beta ) {

lib/node_modules/@stdlib/stats/base/dists/invgamma/stdev/src/main.c

@@ -27,7 +27,7 @@
 * @return         standard deviation
 *
 * @example
-* double y = stdlib_base_invgamma_stdev( 3.0, 5.0 );
+* double y = stdlib_base_dists_invgamma_stdev( 3.0, 5.0 );
 * // returns ~2.5
 */
 double stdlib_base_dists_invgamma_stdev( const double alpha, const double beta ) {

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

@@ -28,13 +28,13 @@
 * @return      expected value
 *
 * @example
-* double y = stdlib_base_levy_mean( 0.0, 1.0 );
+* double y = stdlib_base_dists_levy_mean( 0.0, 1.0 );
 * // returns Infinity
 */
 double stdlib_base_dists_levy_mean( const double mu, const double c ) {
 	if (
-		isnan( mu ) ||
-		isnan( c ) ||
+		stdlib_base_is_nan( mu ) ||
+		stdlib_base_is_nan( c ) ||
 		c <= 0.0
 	) {
 		return 0.0/0.0; // NaN

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

@@ -27,7 +27,7 @@
 * @return      mode
 *
 * @example
-* double y = stdlib_base_levy_mode( 0.0, 1.0 );
+* double y = stdlib_base_dists_levy_mode( 0.0, 1.0 );
 * // returns ~0.333
 */
 double stdlib_base_dists_levy_mode( const double mu, const double c ) {