Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8aa38093298942c9615b1ef64082125e7f2869f3ffa6fd6d971178c747a6cea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^