Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7f95c629d665a26bc6da3e2761a4bab364469fca61e81a017d8c1c6006b0ad0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^