Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fed826598fb20c8d10ea348080137f4159f18bfae83b87d811075cb01d238ec8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^