#### Quote of the day

This book, conceived in sorrow, composed in grief, and constructed at the brink of despair, contains my mind's best thoughts, and my soul's triumph over the powers of darkness.

#### Augustus De Morgan

**Born:**June 27, 1806

**Died:**March 18, 1871

**(aged 64)**

**Bio:**Augustus De Morgan was a British mathematician and logician. He formulated De Morgan's laws and introduced the term mathematical induction, making its idea rigorous.

**Known for:**

- A Budget of Paradoxes
- An Essay on Probabilities (1838)
- Trigonometry and Double Algebra (1849)
- On the study and difficulties of mathematics (1830)

**Most used words:**

Augustus De Morgan Quotes