They are derivatives of the Black options pricing model with a price adjustment, and we call them PA delta and PA gamma. The relationship between BS delta and PA delta is as below: PA Delta = BS Delta - Options Mark Price (In BTC) PA delta measures the rate of change of the option price relative to the percentage change of the underlying price. And PA gamma measures the rate of change of PA delta relative to the percentage change of the underlying price.

Official resources for the Sei network upgrade: Official announcement: https://www.mintscan.io/proposals/108 Please note: Trading: Trading of and related tokens is not affected. However, please be aware of potential risks in spot, margin, and derivatives trading of crypto assets, and increase your margin in advance to reduce risk. Asset safety: For the safety of your assets, please avoid depositing or withdrawing these tokens during the network upgrade to prevent any potential loss of funds.