Talk:Adi Ben-Israel

Hello Adi

I have an invention: The SpHidron. It is not corresponding to the Gaussian curvature theory of Gauss and Laczos. I try to translate and send to you. Please give me your e-mail address! Thank you

Daniel Erdely PhD. 2001:4C4D:2046:4100:D605:2403:1AE6:22F9 (talk) 17:16, 1 October 2023 (UTC)