Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09d5b1a6750041782a01623784503de177dca09281131b3f10004b9d3fa80561:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^