Free to read

Henri Poincaré

2 free books by Henri Poincaré. 1 you can read right here.

Born 1854 in Nancy · Died 1912 in Paris

writer · France

Notable works: Poincaré conjecture, Poincaré group, Poincaré recurrence theorem, Poincaré disk model, Poincaré duality

Facts from Wikidata (Q81082), retrieved 2026-09-26.

The Foundations of Science: Science and Hypothesis, The Value of Science, Science and Method
1904 · 1904 · Read here →
Science and Hypothesis
1905 · 1905 · Read at www.gutenberg.org ↗