Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d3b481bf8e5e6137d774ba96dea3254af63e131b7eaa3d24c99cdf85fbdecfa5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^