Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8535ccaea3808ffc25abfddc0e2148933a20012256248c8a1fbf111486061bc8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^