Index: node_modules/d3-chord/src/math.js
===================================================================
--- node_modules/d3-chord/src/math.js	(revision e4c61dd6cd86e06265bc2bd91adba84a0f04044a)
+++ node_modules/d3-chord/src/math.js	(revision e4c61dd6cd86e06265bc2bd91adba84a0f04044a)
@@ -0,0 +1,8 @@
+export var abs = Math.abs;
+export var cos = Math.cos;
+export var sin = Math.sin;
+export var pi = Math.PI;
+export var halfPi = pi / 2;
+export var tau = pi * 2;
+export var max = Math.max;
+export var epsilon = 1e-12;