Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6b8ab3340eccf876a65f7289943140968d6272c4b5d1fe60914ddb77978bf17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^