Auto-generated commit

Author: stdlib-bot

.editorconfig

@@ -165,6 +165,15 @@ indent_style = tab
 indent_style = space
 indent_size = 2
 
+# Ignore generated lock files for GitHub Agentic Workflows:
+[*.lock.yml]
+charset = unset
+end_of_line = unset
+indent_style = unset
+indent_size = unset
+trim_trailing_whitespace = unset
+insert_final_newline = unset
+
 # Set properties for GYP files:
 [binding.gyp]
 indent_style = space

.gitattributes

@@ -64,3 +64,5 @@ Makefile linguist-vendored
 
 # Configure files which should be included in GitHub language statistics:
 docs/types/*.d.ts -linguist-documentation
+
+.github/workflows/*.lock.yml linguist-generated=true merge=ours

CHANGELOG.md

@@ -4,14 +4,15 @@
 
 <section class="release" id="unreleased">
 
-## Unreleased (2026-02-16)
+## Unreleased (2026-04-12)
 
 <section class="commits">
 
 ### Commits
 
 <details>
 
+-   [`9430db6`](https://github.com/stdlib-js/stdlib/commit/9430db645b6b1d36afb35e2fe3275d9ce4c384b8) - **refactor:** reuse variance implementation for stdev in `stats/base/dists` [(#11370)](https://github.com/stdlib-js/stdlib/pull/11370) _(by Om-A-osc, Athan Reines)_
 -   [`f38e8a7`](https://github.com/stdlib-js/stdlib/commit/f38e8a7b433e0e9888eb57c83f4374073089ad85) - **docs:** clean-up parameters in Julia fixtures scripts _(by Philipp Burckhardt)_
 
 </details>
@@ -24,8 +25,10 @@
 
 ### Contributors
 
-A total of 1 person contributed to this release. Thank you to this contributor:
+A total of 3 people contributed to this release. Thank you to the following contributors:
 
+-   Athan Reines
+-   Om-A-osc
 -   Philipp Burckhardt
 
 </section>

dist/index.js

@@ -20,8 +20,8 @@
 
 // MODULES //
 
-var isnan = require( '@stdlib/math-base-assert-is-nan' );
 var sqrt = require( '@stdlib/math-base-special-sqrt' );
+var variance = require( '@stdlib/stats-base-dists-triangular-variance' );
 
 
 // MAIN //
@@ -67,15 +67,7 @@ var sqrt = require( '@stdlib/math-base-special-sqrt' );
 * // returns NaN
 */
 function stdev( a, b, c ) {
-	if (
-		isnan( a ) ||
-		isnan( b ) ||
-		isnan( c ) ||
-		!( a <= c && c <= b )
-	) {
-		return NaN;
-	}
-	return sqrt( ( (a*a) + (b*b) + (c*c) - (a*b) - (a*c) - (b*c) ) / 18.0 );
+	return sqrt( variance( a, b, c ) );
 }
 
 

dist/index.js.map

@@ -39,8 +39,8 @@
       "libpath": [],
       "dependencies": [
         "@stdlib/math-base-napi-ternary",
-        "@stdlib/math-base-assert-is-nan",
-        "@stdlib/math-base-special-sqrt"
+        "@stdlib/math-base-special-sqrt",
+        "@stdlib/stats-base-dists-triangular-variance"
       ]
     },
     {
@@ -55,8 +55,8 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math-base-assert-is-nan",
-        "@stdlib/math-base-special-sqrt"
+        "@stdlib/math-base-special-sqrt",
+        "@stdlib/stats-base-dists-triangular-variance"
       ]
     },
     {
@@ -71,8 +71,8 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math-base-assert-is-nan",
-        "@stdlib/math-base-special-sqrt"
+        "@stdlib/math-base-special-sqrt",
+        "@stdlib/stats-base-dists-triangular-variance"
       ]
     }
   ]

lib/main.js

@@ -40,14 +40,15 @@
     "url": "https://github.com/stdlib-js/stdlib/issues"
   },
   "dependencies": {
-    "@stdlib/math-base-assert-is-nan": "^0.2.3",
     "@stdlib/math-base-napi-ternary": "^0.3.2",
     "@stdlib/math-base-special-sqrt": "^0.2.3",
+    "@stdlib/stats-base-dists-triangular-variance": "^0.3.1",
     "@stdlib/utils-library-manifest": "^0.2.4"
   },
   "devDependencies": {
     "@stdlib/array-float64": "^0.2.3",
     "@stdlib/constants-float64-eps": "^0.2.3",
+    "@stdlib/math-base-assert-is-nan": "^0.2.3",
     "@stdlib/math-base-special-abs": "^0.2.3",
     "@stdlib/random-base-randu": "^0.2.3",
     "@stdlib/string-format": "^0.2.3",

manifest.json

@@ -17,8 +17,8 @@
 */
 
 #include "stdlib/stats/base/dists/triangular/stdev.h"
-#include "stdlib/math/base/assert/is_nan.h"
 #include "stdlib/math/base/special/sqrt.h"
+#include "stdlib/stats/base/dists/triangular/variance.h"
 
 /**
 * Returns the standard deviation of a triangular distribution.
@@ -33,13 +33,5 @@
 * // returns ~0.204
 */
 double stdlib_base_dists_triangular_stdev( const double a, const double b, const double c ) {
-	if (
-		stdlib_base_is_nan( a ) ||
-		stdlib_base_is_nan( b ) ||
-		stdlib_base_is_nan( c ) ||
-		!( a <= c && c <= b )
-	) {
-		return 0.0/0.0; // NaN
-	}
-	return stdlib_base_sqrt( ( ( a*a ) + ( b*b ) + ( c*c ) - ( a*b ) - ( a*c ) - ( b*c ) ) / 18.0 );
+	return stdlib_base_sqrt( stdlib_base_dists_triangular_variance( a, b, c ) );
 }