Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d817e25461cd68f4dbaaa2acbb609e5bddbe16c8332dba9e03197bd4bd36e89f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^