Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab85de2b7e352c22418a0540ac93838a49ac04fff146b2daa70876a8ab5c21ce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^