Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ca30baf0cb53016b2dddde663f685e55c2e18b25634e47d6cd9bdc7e6fc78837:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^