Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0f78c10807ca21ceba337a3888a49d75e34c70941c182140bb1a8812734096fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^