Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e2f390d8d2e597377293d200854574886499381130a72033f69070d32e630de:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^