Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90967a00a909b8faf03b87a5076be86bac28d07b0f873cc709f7c25062b025aa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^