Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78867d3ff6b6dfdedbc448474e762f1d52426d1fb2f60856e80bf3257fddc31f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^