Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13d873c051fe60ddc609440ed87439b34db9e23ba6e6cfbcc0483da8b7e9f100:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^