Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e21d90bad10b41570ed24413df6c944ffcd5d3a24cd6b53fe1372c0d64395e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^