ha-Mishpaṭ she-Pitagoras lo yadaʻ
Subtitle: mistere ʻerekh pai ba-lashon ha-ʻIvrit
By: Yaʻaḳov Ṿais ; iyurim Sheraga Heler
Contributors: Heler, Sheraga
Publisher: Y. Ṿais
Published: 2006
Place of publication: Tel Aviv
Language: heb
Number of pages: 182
Subjects: Pythagorean theorem
Other titles: Theorem that Pythagoras didn't know