| Reference number | RBO/4/2 |
| Alternative reference number | RBO.4.5 |
| Level | Item |
| Title | Mr Mercator's Logarithmotechnia - the Demonstration Promised at the end of the foregoing discourse |
| Date | 5 August 1668 |
| Description | Wallis's own method of finding the sum of a logarithm (demonstration promised at end of RBO/4/1)
Written in a letter to the Lord Brouncker and read before the Society in 1668
Figure 1 - ink drawing, height 700mm x 500 mm
Figure 2 - ink drawing, height 450 mm x 800mm |
| Language | Latin |
| Extent | 4 sides |
| Format | Manuscript |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related material | Printed in 'Philosophical Transactions', vol 3, no 38, p 756 |
Fellows associated with this archive
| Code | Name | Dates |
| NA3503 | Brouncker; William (c1620 - 1684); 2nd Viscount Brouncker; mathematician | c1620 - 1684 |