refactor: compute reciprocal before multiplication to match JavaScript implementation

kgryte · kgryte · commit e32cf037aa6a · 2025-04-11T21:49:37.000-07:00
Ref: https://github.com/stdlib-js/stdlib/actions/runs/14416230115/job/40433067722 --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: na - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: na - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: na - task: lint_javascript_benchmarks status: na - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: passed - task: lint_c_examples status: na - task: lint_c_benchmarks status: na - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: na - task: lint_typescript_tests status: na - task: lint_license_headers status: passed ---
diff --git a/lib/node_modules/@stdlib/stats/base/dists/exponential/median/src/main.c b/lib/node_modules/@stdlib/stats/base/dists/exponential/median/src/main.c
@@ -34,5 +34,5 @@ double stdlib_base_dists_exponential_median( const double lambda ) {
 	if ( stdlib_base_is_nan( lambda ) || lambda <= 0.0 ) {
 		return 0.0 / 0.0; // NaN
 	}
-	return STDLIB_CONSTANT_FLOAT64_LN2 / lambda;
+	return ( 1.0 / lambda ) * STDLIB_CONSTANT_FLOAT64_LN2;
 }

Original file line number	Diff line number	Diff line change
`@@ -34,5 +34,5 @@ double stdlib_base_dists_exponential_median( const double lambda ) {`
`34`	`34`	`if ( stdlib_base_is_nan( lambda ) \|\| lambda <= 0.0 ) {`
`35`	`35`	`return 0.0 / 0.0; // NaN`
`36`	`36`	`}`
`37`		`- return STDLIB_CONSTANT_FLOAT64_LN2 / lambda;`
	`37`	`+ return ( 1.0 / lambda ) * STDLIB_CONSTANT_FLOAT64_LN2;`
`38`	`38`	`}`