chore: add f32 conversions for computation statements

Signed-off-by: Nakul Krishnakumar <nakulkrishnakumar86@gmail.com>

Author: nakul-krishnakumar

lib/node_modules/@stdlib/math/base/special/acoshf/lib/main.js

@@ -39,6 +39,7 @@ var log1pf = require( '@stdlib/math/base/special/log1pf' );
 var sqrtf = require( '@stdlib/math/base/special/sqrtf' );
 var FLOAT32_LN2 = require( '@stdlib/constants/float32/ln-two' );
 var lnf = require( '@stdlib/math/base/special/lnf' );
+var f32 = require( '@stdlib/number/float64/base/to-float32' );
 
 
 // VARIABLES //
@@ -101,14 +102,14 @@ function acoshf( x ) {
 		return 0.0;
 	}
 	if ( x >= HUGE ) {
-		return lnf( x ) + FLOAT32_LN2;
+		return f32( lnf( x ) + FLOAT32_LN2 );
 	}
 	if ( x > 2.0 ) {
-		return lnf( (2.0*x) - ( 1.0 / ( x + sqrtf( (x*x) - 1.0 ) ) ) );
+		return lnf( f32( 2.0*x ) - f32( 1.0 / f32( x + sqrtf( f32( x*x ) - 1.0 ) ) ) );
 	}
 	// Case: 2 >= x > 1
-	t = x - 1.0;
-	return log1pf( t + sqrtf( (2.0*t) + (t*t) ) );
+	t = f32( x - 1.0 );
+	return log1pf( t + sqrtf( f32( 2.0*t ) + f32( t*t ) ) );
 }