Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8fae34c2b2449401dbbd1e3bb07a48577cd1c57daac739f5a72a54805919607:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^