Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a79897f08da823fdd60050ac1032e262838c848b78b42e5f632ce8a9507de00:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^