Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1269612e9ac9f84c6c40a2816d9ce7e57f580705a51558829d836fda8adce94b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^