Open main menu
Home
Random
Recent changes
Special pages
Preferences
About Masticationpedia
Disclaimers
Masticationpedia
Search
User menu
3.137.198.239
Talk
Watchlist
Contributions
Log in
Formula:Khrennikov006
Formula
Discussion
Watch
History
Edit
More
Page information
Permanent link
What links here
Go to top
O
1
,
O
2
{\displaystyle O_{1},O_{2}}