Science1872Germanyhigh confidence

The Erlangen programme, proposed by Felix Klein, characterizes geometries based on group theory and projective geometry.

Notes on verification

Confirmed by multiple independent high-quality sources including Wikipedia, Britannica, nLab, and an arXiv translation of Klein's original text. All corroborate the date, attribution, and content of the claim.

Sources

The Erlangen programme, proposed by Felix Klein, characte… · DeepInquiry