Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
A puzzle about rigs (semirings) I don't know the answer to
(
mathstodon.xyz
)
2 points
by
perihelions
on Dec 20, 2022
|
hide
|
past
|
favorite
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
