Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 825215de43c9c6b41820fe4dbdd7f43774116c306ad19debd5f52e85ad4d1a3e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^