Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56faab1bf7f9c3c22656fde1c52d76e8e3bd12060930eb26ec315d8f781733d9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^