Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a42c985ae78c21c94b8ea5f479258b956a169103e61462530840da9524999b89:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^