Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b3ea86dbd7b78c45ca936ac6d0e7c384454e73682dac605aaf57d1176aa8392f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^