Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19a88d01038f776bd6cb28b3f18b2960d9af9a48d0e2b3edd053651f17712908:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^