Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91e3c14d9c695358e7dd0fae91c165e447451e9d3350d0882d6e2e16fed6aa9f:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^