mbostock/d3 — Issue #347: d3.layout.pie doesn't coerce value to number.
Author: mbostock
Created: 2011-10-22 00:21:18+00:00
State: open
Labels: bug

It looks like this reduce won't coerce non-numeric values to numbers:

```javascript
// Convert k into a scale factor from value to angle, using the sum.
k /= values.reduce(function(p, d) { return p + d; }, 0);
```