Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bdd3aa8c83df31ecf5a4949f7bf4deea9d8f108669e6bed63bfbac0788dae838:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^