Ibn al-Majdi
Ibn al‐Majdī | |
|---|---|
| Born | 1359 |
| Died | 27 January 1447 (aged 88) |
| Occupation(s) | Astronomer, mathematician, engineer, grammarian, faqih, calendars |
| Era | Mamluk era (Islamic Golden Age) |
Ahmad bin Rajab bin Taibugha al-Majdī al-ala’i bin Abdullah Shihāb al‐Dīn Abu al-Abbas (Egyptian Arabic: أحمد بن رجب بن طيبغا المجدي العلائي بن عبد الله شهاب الدين أبو العباس; 1359–1447 CE) was an Egyptian mathematician and astronomer. His most important mathematical work was "Book of Substance", a voluminous commentary on the Summary of the Operations of Calculations by Ibn al-Banna'.