Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1ed91627f56b6e2b0de1c30b72bdd709e1aedb716a32d6283c46600c29773810:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^