refactored examples and readme

Author: vivekmaurya001

lib/node_modules/@stdlib/math/base/special/expf/README.md

@@ -82,15 +82,18 @@ v = expf( NaN );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var randu = require( '@stdlib/random/base/randu' );
-var expf = require( '@stdlib/math/base/special/expf' );
+var uniform = require( '@stdlib/random/array/uniform' );
+var expf = require( './../lib' );
+
+var opts = {
+    'dtype': 'float32'
+};
 
-var x;
+var x = uniform( 100, -50.0, 50.0, opts );
 var i;
 
 for ( i = 0; i < 100; i++ ) {
-    x = (randu()*100.0) - 50.0;
-    console.log( 'e^%d = %d', x, expf( x ) );
+	console.log( 'e^%f = %f', x, expf( x[ i ] ) );
 }
 ```
 
@@ -168,14 +171,17 @@ float stdlib_base_expf( const float x );
 #include <stdio.h>
 
 int main( void ) {
-    float x;
+    float x[ 100 ];
     float v;
     int i;
+
+    for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( ( (float)rand() / (float)RAND_MAX ) * 100.0f );
+	}
     
     for ( i = 0; i < 100; i++ ) {
-        x = ( (float)rand() / (float)RAND_MAX ) * 100.0f;
-        v = stdlib_base_expf( x );
-        printf( "e^%f = %f\n", x, v );
+        v = stdlib_base_expf( x[ i ] );
+        printf( "e^%f = %f\n", x[ i ], v );
     }
 }
 ```

lib/node_modules/@stdlib/math/base/special/expf/docs/repl.txt

@@ -1,6 +1,6 @@
 
 {{alias}}( x )
-    Evaluates the natural exponential function (single-precision).
+    Evaluates the natural exponential function as a single-precision floating-point number.
 
     Parameters
     ----------

lib/node_modules/@stdlib/math/base/special/expf/examples/c/example.c

@@ -20,19 +20,17 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-static float random_uniform( const float min, const float max ) {
-	float v = (float)rand() / ( (float)RAND_MAX + 1.0 );
-	return min + ( v*(max-min) );
-}
-
 int main( void ) {
-	float x;
+	float x[ 100 ];
 	float v;
 	int i;
 
 	for ( i = 0; i < 100; i++ ) {
-		x = random_uniform( 0.0, 100.0 );
-		v = stdlib_base_expf( x );
-		printf( "e^%f = %f\n", x, v );
+		x[ i ] = ( ( (float)rand() / (float)RAND_MAX ) * 100.0f );
+	}
+
+	for ( i = 0; i < 100; i++ ) {
+		v = stdlib_base_expf( x[ i ] );
+		printf( "e^%f = %f\n", x[ i ], v );
 	}
 }

lib/node_modules/@stdlib/math/base/special/expf/examples/index.js

@@ -18,13 +18,16 @@
 
 'use strict';
 
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var expf = require( './../lib' );
 
-var x;
+var opts = {
+    'dtype': 'float32'
+};
+
+var x = uniform( 100, -50.0, 50.0, opts );
 var i;
 
 for ( i = 0; i < 100; i++ ) {
-	x = ( randu()*100.0 ) - 50.0;
-	console.log( 'e^%f = %f', x, expf( x ) );
+	console.log( 'e^%f = %f', x, expf( x[ i ] ) );
 }