Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d806b624bb7c07afed97676023c169939e3aa8932d947a879ff2ccfcde72ae32:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^