Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 897fe0fcefd852220cd1791b80b5cf005a09f3e85c77b3e837fd1ce38c29aa15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^