@sur_27Partial differential equations and rigid body rotation both got major advances from Sofya Kovalevskaya, whose Ph.D. in Mathematics made her the first woman in modern Europe to reach that level. Her solutions opened doors that stayed shut for a long time

@sur_27Partial differential equations and rigid body rotation both got major advances from Sofya Kovalevskaya, whose Ph.D. in Mathematics made her the first woman in modern Europe to reach that level. Her solutions opened doors that stayed shut for a long time