Wednesday, August 8, 2018

halacha - Secular books for Torah study


If one is reading a secular book about electricity in order to understand how it works so that I can learn the halachos of using electricity on Shabbos, would the studying of the secular book be included in the mitzvah of limud torah? So too, would the study of early Zionist history in order to understand the sugya of the Shalosh She'vuos also be considered limud torah?





No comments:

Post a Comment

periodic trends - Comparing radii in lithium, beryllium, magnesium, aluminium and sodium ions

Apparently the of last four, $\ce{Mg^2+}$ is closest in radius to $\ce{Li+}$. Is this true, and if so, why would a whole larger shell ($\ce{...