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-rw-r--r--node_modules/core-js/modules/es.math.tanh.js14
1 files changed, 14 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es.math.tanh.js b/node_modules/core-js/modules/es.math.tanh.js
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+var $ = require('../internals/export');
+var expm1 = require('../internals/math-expm1');
+
+var exp = Math.exp;
+
+// `Math.tanh` method
+// https://tc39.github.io/ecma262/#sec-math.tanh
+$({ target: 'Math', stat: true }, {
+ tanh: function tanh(x) {
+ var a = expm1(x = +x);
+ var b = expm1(-x);
+ return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));
+ }
+});