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                    node_modules/core-js/modules/es6.math.tanh.js
                
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             | application/javascript 
             | JavascriptLexer
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      // 20.2.2.33 Math.tanh(x)

      var $export = require('./_export');

      var expm1 = require('./_math-expm1');

      var exp = Math.exp;

      $export($export.S, 'Math', {

        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));

        }

      });

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				// 20.2.2.33 Math.tanh(x)
				var $export = require('./_export');
				var expm1 = require('./_math-expm1');
				var exp = Math.exp;

				$export($export.S, 'Math', {
				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));
				}
				});