We shall interrupt the history of projective geometry . 我们要把射影几何的历史断开。
The synthetic geometers were developing projective geometry . 综合几何学家们在发展射影几何学。
Hermann kankel did not hesitate to say in 1896 that projective geometry is the royal road to all mathematics . HermannKankel在1896年毫不犹疑地说,射影几何是走向所有数学的康庄大道。
Several ways about projective geometry teaching 关于射影几何教学的几点探讨
Hermann kankel did not hesitate to say in 1896 that projective geometry is the royal road to all mathematics Hermann kankel在1896年毫不犹疑地说,射影几何是走向所有数学的康庄大道。
In mathematics, projective geometry is the study of geometric properties that are invariant under projective transformations. This means that, compared to elementary geometry, projective geometry has a different setting, projective space, and a selective set of basic geometric concepts.