Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6c9cf5db01d707feefc5461875bb8dc9543fcebc4921bfc200373161d7a8578:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^