Index: frontend/node_modules/is-negative-zero/index.js
===================================================================
--- frontend/node_modules/is-negative-zero/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/is-negative-zero/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,7 @@
+'use strict';
+
+/** @type {import('.')} */
+module.exports = function isNegativeZero(number) {
+	return number === 0 && (1 / number) === -Infinity;
+};
+