Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7990cfe6d6af63cb993a84a7a0cdc08a48d2c2dd535efb634d72613fefad7cf6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^