Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7442cab48422afcd55dbab36ac20c24efc44ff9e2b03d9085ef4bf1f0dba67a0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^