Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c394a8d1f2cfdcde15997630fd98ed63cfa599f5eb40a21c0e855260138391d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^