Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 688656404bb180cc67ff5ac4f134685a99a48807d799db1160ffc0c60e325a52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^