Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ddf07fe9064d09ca29cfd26df16bdc49a18a8d83be37221d029339a96aed1e4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^