6 ms·
Fraktur is still used in model theory, but I don't believe that is easier to write than A' or  or something like that. Set theory has aleph א and beth ℶ whic
by jks 2y ago
Fraktur is still used in model theory, but I don't believe that is easier to write than A' or  or something like that.
Set theory has aleph א and beth ℶ which are refreshingly not Greek but Hebrew letters.
- jks 2y agoHeh, U+1D504 MATHEMATICAL FRAKTUR CAPITAL A seems to have been filtered out of my comment, perhaps because it's outside the BMP.