Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> beba466d621b8e81a31e815da769bc5c661810d74e428f057590fbe146f545fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^