Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 24bda52fca23c9f88be97ecf06d8b35d2e925c7829881b8d5429ca8ce93c20ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^