chore: clean-up docs, benchmarks, and examples

Author: kgryte

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

@@ -18,7 +18,7 @@ limitations under the License.
 
 -->
 
-# Absolute Value
+# abs
 
 > Compute the [absolute value][absolute-value] of a double-precision floating-point number.
 
@@ -33,7 +33,7 @@ The [absolute value][absolute-value] is defined as
 ```
 
 <!-- <div class="equation" align="center" data-raw-text="|x| = \begin{cases} x &amp; \textrm{if}\ x \geq 0 \\ -x &amp; \textrm{if}\ x &lt; 0\end{cases}" data-equation="eq:absolute_value">
-    <img src="https://cdn.jsdelivr.net/gh/stdlib-js/stdlib@bb29798906e119fcb2af99e94b60407a270c9b32/C:\Users\pb\Documents\GitHub\stdlib\lib\node_modules\@stdlib\math\base\special\abs\docs\img\equation_absolute_value.svg" alt="Absolute value">
+    <img src="" alt="Absolute value">
     <br>
 </div> -->
 
@@ -83,16 +83,16 @@ v = abs( NaN );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var randu = require( '@stdlib/random/base/randu' );
-var round = require( '@stdlib/math/base/special/round' );
+var discreteUniform = require( '@stdlib/random/array/discrete-uniform' );
 var abs = require( '@stdlib/math/base/special/abs' );
 
-var rand;
-var i;
+var x = discreteUniform( 100, -100, 100, {
+    'dtype': 'float64'
+});
 
-for ( i = 0; i < 100; i++ ) {
-    rand = round( randu() * 100.0 ) - 50.0;
-    console.log( 'abs(%d) = %d', rand, abs( rand ) );
+var i;
+for ( i = 0; i < x.length; i++ ) {
+    console.log( 'abs(%d) = %d', x[ i ], abs( x[ i ] ) );
 }
 ```
 

lib/node_modules/@stdlib/math/base/special/abs/benchmark/benchmark.js

@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var abs = require( './../lib' );
@@ -34,10 +34,13 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -100.0, 100.0, {
+		'dtype': 'generic'
+	});
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 500.0;
-		y = abs( x );
+		y = abs( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
@@ -55,10 +58,13 @@ bench( pkg+'::built-in', function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -100.0, 100.0, {
+		'dtype': 'generic'
+	});
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 500.0;
-		y = Math.abs( x ); // eslint-disable-line stdlib/no-builtin-math
+		y = Math.abs( x[ i%x.length ] ); // eslint-disable-line stdlib/no-builtin-math
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/abs/benchmark/benchmark.native.js

@@ -22,7 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -43,10 +43,13 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -100.0, 100.0, {
+		'dtype': 'generic'
+	});
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 500.0;
-		y = abs( x );
+		y = abs( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

lib/node_modules/@stdlib/math/base/special/abs/docs/types/index.d.ts

@@ -19,7 +19,7 @@
 // TypeScript Version: 4.1
 
 /**
-* Computes the absolute value of double-precision floating-point number `x`.
+* Computes the absolute value of a double-precision floating-point number `x`.
 *
 * @param x - input value
 * @returns absolute value

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

@@ -18,14 +18,14 @@
 
 'use strict';
 
-var randu = require( '@stdlib/random/base/randu' );
-var round = require( '@stdlib/math/base/special/round' );
+var discreteUniform = require( '@stdlib/random/array/discrete-uniform' );
 var abs = require( './../lib' );
 
-var rand;
-var i;
+var x = discreteUniform( 100, -100, 100, {
+	'dtype': 'float64'
+});
 
-for ( i = 0; i < 100; i++ ) {
-	rand = round( randu() * 100.0 ) - 50.0;
-	console.log( 'abs(%d) = %d', rand, abs( rand ) );
+var i;
+for ( i = 0; i < x.length; i++ ) {
+	console.log( 'abs(%d) = %d', x[ i ], abs( x[ i ] ) );
 }