As stated in the white paper, MATH has used 20% of the income earned from July 1, 2021 to September 30, 2021 to repurchase and burn 71,420 MATH (approx. 91,060 USD). We have completed this round of MATH burn. You can check the burn records via the blockchain browser: https://etherscan.io/tx/0x91c4cb9b1f4ce35a12f95b3d5a629dff4cc01ea723bb2099f727481cacf402ff