Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 217a5c36b0087d843761bf2228c6c40330987dfcea99003ffb8f11030c4e3cfa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^