Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07b40feb2ebe5bd7c6abbd65cc81c33ae4456aa164590b09359bee1ad644e66c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^