Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a9da2dc4c3276b90572e3726d7ef9c67af20c7c85e9f8812f30da37a0aa9570:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^