Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 805f60eb20b527589061957637e66c467fe7c39073f79fae3955ef97d8702a2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^