Related Images
Download:
| Tiny | 118x128 | View | Download |
| Small | 237x256 | View | Download |
| Medium | 475x512 | View | Download |
| Large | 950x1024 | View | Download |
| Original png | 1107x1193 | View | Download |
| Original as jpg | 1107x1193 | View | Download |
This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Looking for more info about this image?
Try a Google Reverse Image Search for it.
Try a Google Reverse Image Search for it.
Keywords from Image Description:
DeMorganFourColour. Extract from De Morgan's original letter to Hamilton about the four colour conjecture October Trinity College Dublin PDold Fourcolor theorem in science Augustus De Morgan Manuscripts William Rowan Hamilton