Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 55f431c0d83fc8b88c56d32d7c62aa6a31b9d60488c9cf5a188fe138e2601f29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^