bedwere wrote:1) foenus (usuras) unciarum?
hlawson38 wrote:Whoever above the amount loaned demands interest of the twelfth-part or the twenty-fourth part is no creditor but a usurer.
bedwere wrote:2) I think that there may be two (or more) interpretations, as not all our ancestors were mathematicians It indicates a fractional quantity related to 12, but it may be 12/100 or 1/12. Same for semunciarum. Also it is not specified whether the interest is monthly or yearly. I guess "Caveat emptor". But don't credit card companies do the same today using the small print?
hlawson38 wrote:Surely this was an ideal rather than a practical rule, because if I get this right it means interest 8.3 percent or 4.167 per cent.
bedwere wrote:Neither a borrower nor a lender be
hlawson38 wrote:My arithmetic in the prev. post is untrustworthy. I was confused about the arithmetic meaning when I replied. I'm still in the dark about that.