Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa44ba0ff2f96d0bcea1e63e216b8638cab191ff9959017031257c72e223b8c2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^