Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5baf577800efc0759e658f98b79709f448a1e78c59387182dcea6e8bb15537f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^