Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8b1dbc0aca7d06d55f64811f619f03aff629c3a48d07f1bdc99144732274ae0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^