Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3f62b3a5387f4e1863b52bf95487fec7f9412ca5f02b66f5232b99f9b237819:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^