This reminds of a talk Donald Knuth held at Google a few years ago. In the QA someone asked how he'd search online for abstract mathematical concepts. Don Knut

This reminds of a talk Donald Knuth held at Google a few years ago. In the QA someone asked how he'd search online for abstract mathematical concepts. Don Knuth smirked and said (paraphrased from memory): "I'm x years in the field, you can bet I made a few friends along that I can ask."