Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12c3455e6155b267532e3e25f7a37b3dacaba5563b63bbcc974b6ead828f5240:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^