refactored examples and readme

Author: vivekmaurya001

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

@@ -22,12 +22,12 @@ var uniform = require( '@stdlib/random/array/uniform' );
 var expf = require( './../lib' );
 
 var opts = {
-    'dtype': 'float32'
+	'dtype': 'float32'
 };
 
 var x = uniform( 100, -50.0, 50.0, opts );
 var i;
 
 for ( i = 0; i < 100; i++ ) {
-    console.log( 'e^%f = %f', x, expf( x[ i ] ) );
+	console.log( 'e^%f = %f', x, expf( x[ i ] ) );
 }