"metadata": {},
"source": [
"but to combine them,\n",
- "wee must use an [aggregation function](../../gloss.html#aggregation-function)\n",
+ "wee must use an [aggregation function](https://github.com/swcarpentry/bc/blob/master/gloss.md#aggregation-function)\n",
"such as `min` or `max`.\n",
"Each of these functions takes a set of records as input,\n",
"and produces a single record as output:"