chore: apply suggestions from code review

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

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/exponential/entropy/README.md

@@ -144,7 +144,7 @@ for ( i = 0; i < 10; i++ ) {
 
 #### stdlib_base_dists_exponential_entropy( lambda )
 
-Returns the entropy of an exponential distribution.
+Returns the [differential entropy][entropy] of an [exponential][exponential-distribution] distribution with rate parameter `lambda` (in [nats][nats]).
 
 ```c
 double out = stdlib_base_dists_exponential_entropy( 9.0 );
@@ -195,7 +195,7 @@ int main( void ) {
     for ( i = 0; i < 25; i++ ) {
         lambda = random_uniform( 0.0, 20.0 );
         y = stdlib_base_dists_exponential_entropy( lambda );
-        printf( "λ: %lf, h[X;λ]: %lf\n", lambda, y );
+        printf( "λ: %lf, h(X;λ): %lf\n", lambda, y );
     }
 }
 ```

lib/node_modules/@stdlib/stats/base/dists/exponential/entropy/benchmark/c/benchmark.c

@@ -100,7 +100,7 @@ static double benchmark( void ) {
 	int i;
 
 	for ( i = 0; i < 100; i++ ) {
-		lambda[ i ] = random_uniform( 0.0, 20.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
+		lambda[ i ] = random_uniform( STDLIB_CONSTANT_FLOAT64_EPS, 20.0 );
 	}
 
 	t = tic();

lib/node_modules/@stdlib/stats/base/dists/exponential/entropy/examples/c/example.c

@@ -33,6 +33,6 @@ int main( void ) {
 	for ( i = 0; i < 25; i++ ) {
 		lambda = random_uniform( 0.0, 20.0 );
 		y = stdlib_base_dists_exponential_entropy( lambda );
-		printf( "λ: %lf, h[X;λ]: %lf\n", lambda, y );
+		printf( "λ: %lf, h(X;λ): %lf\n", lambda, y );
 	}
 }