Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c7090ab6da8803ba3ed7e0a2e0160d234bdd99013d08207cc56908f0cea537b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^