Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f3a44027d94f858d8095563b6e42ceaf6359c0640976cdc1145846cdadbdc110:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^