switch to vuepress

1 files changed, 18 insertions, 0 deletions

diff --git a/node_modules/es5-ext/math/sinh/shim.js b/node_modules/es5-ext/math/sinh/shim.js
new file mode 100644
index 00000000..fc6a0477
--- /dev/null
+++ b/node_modules/es5-ext/math/sinh/shim.js
@@ -0,0 +1,18 @@
+// Parts of implementation taken from es6-shim project
+// See: https://github.com/paulmillr/es6-shim/blob/master/es6-shim.js
+
+"use strict";
+
+var expm1 = require("../expm1")
+  , abs   = Math.abs
+  , exp   = Math.exp
+  , e     = Math.E;
+
+module.exports = function (value) {
+	if (isNaN(value)) return NaN;
+	value = Number(value);
+	if (value === 0) return value;
+	if (!isFinite(value)) return value;
+	if (abs(value) < 1) return (expm1(value) - expm1(-value)) / 2;
+	return (exp(value - 1) - exp(-value - 1)) * e / 2;
+};