refactor: reduce FLOPs

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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---

Author: kgryte

lib/node_modules/@stdlib/stats/base/dists/triangular/logpdf/lib/factory.js

@@ -49,6 +49,7 @@ function factory( a, b, c ) {
 	var denom1;
 	var denom2;
 	var denom3;
+	var v;
 
 	if (
 		isnan( a ) ||
@@ -59,10 +60,10 @@ function factory( a, b, c ) {
 	) {
 		return constantFunction( NaN );
 	}
-
-	denom1 = ln( b - a ) + ln( c - a );
-	denom2 = ln( b - a );
-	denom3 = ln( b - a ) + ln( b - c );
+	v = ln( b - a );
+	denom1 = v + ln( c - a );
+	denom2 = v;
+	denom3 = v + ln( b - c );
 	return logpdf;
 
 	/**

lib/node_modules/@stdlib/stats/base/dists/triangular/logpdf/lib/main.js

@@ -74,10 +74,6 @@ var LN2 = require( '@stdlib/constants/float64/ln-two' );
 * // returns NaN
 */
 function logpdf( x, a, b, c ) {
-	var denom1;
-	var denom2;
-	var denom3;
-
 	if (
 		isnan( x ) ||
 		isnan( a ) ||
@@ -91,20 +87,16 @@ function logpdf( x, a, b, c ) {
 	if ( x < a ) {
 		return NINF;
 	}
-	denom1 = ln( b - a ) + ln( c - a );
-	denom2 = ln( b - a );
-	denom3 = ln( b - a ) + ln( b - c );
-
 	// Case: x >= a
 	if ( x < c ) {
-		return LN2 + ln( x - a ) - denom1;
+		return LN2 + ln( x - a ) - ln( b - a ) - ln( c - a );
 	}
 	if ( x === c ) {
-		return LN2 - denom2;
+		return LN2 - ln( b - a );
 	}
 	// Case: x > c
 	if ( x <= b ) {
-		return LN2 + ln( b - x ) - denom3;
+		return LN2 + ln( b - x ) - ln( b - a ) - ln( b - c );
 	}
 	// Case: x > b
 	return NINF;