In our common sense idea of numbers we imagine that they're all the same. We don't think there is anything essentially different between 3, -3 and 0.3. We also don't imagine there is anything odd about the number zero. But these ordinary ideas are already informed by mathematical theory.
Basic Category Theory for Programmers, Part…
In our common sense idea of numbers we imagine that they're all the same. We don't think there is anything essentially different between 3, -3 and 0.3. We also don't imagine there is anything odd about the number zero. But these ordinary ideas are already informed by mathematical theory.