Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4b8e1a688009f13ddb38354cd55bdeb80193257702851c2f5bed3370ec5363e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^