I compare arithmetic with a tree that unfolds upwards in a multitude of techniques and theorems while the root drives into the depths.


Grundgesetze der Arithmetik (1893), xiii, trans. Ivor Grattan-Guinness


I compare arithmetic with a tree that unfolds upwards in a multitude of techniques and theorems while the root drives into the depths.

I compare arithmetic with a tree that unfolds upwards in a multitude of techniques and theorems while the root drives into the depths.

I compare arithmetic with a tree that unfolds upwards in a multitude of techniques and theorems while the root drives into the depths.

I compare arithmetic with a tree that unfolds upwards in a multitude of techniques and theorems while the root drives into the depths.