Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51e76910f7fc1f4a7a74b9013baccbba446ecc6aaf2605a8dbe3dd4b4be35b08:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^