Ship ES6 Math functions.

test/mjsunit/es6/math-hyperbolic.js

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-// Flags: --harmony-maths
-
 [Math.sinh, Math.cosh, Math.tanh, Math.asinh, Math.acosh, Math.atanh].
     forEach(function(fun) {
   assertTrue(isNaN(fun(NaN)));
   assertTrue(isNaN(fun("abc")));
   assertTrue(isNaN(fun({})));
   assertEquals(fun(0), fun([]));
   assertTrue(isNaN(fun([1, 1])));
   assertEquals(fun(1.11), fun({ toString: function() { return "1.11"; } }));
   assertEquals(fun(-3.1), fun({ toString: function() { return -3.1; } }));
   assertEquals(fun(-1.1), fun({ valueOf: function() { return "-1.1"; } }));
@@ skipping 89 matching lines @@
 assertEqualsDelta(-0.5493061443341, Math.atanh(-0.5), 1E-12);
 assertEqualsDelta(-0.1003353477311, Math.atanh(-0.1), 1E-12);
 
 [0, 1E-50, 1E-10, 1E10, 1E50, 1E100, 1E150].forEach(function(x) {
   assertEqualsDelta(Math.asinh(x), -Math.asinh(-x), 1E-12);
 });
 
 [1-(1E-16), 0, 1E-10, 1E-50].forEach(function(x) {
   assertEqualsDelta(Math.atanh(x), -Math.atanh(-x), 1E-12);
 });