Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6a002208d33800d197e4e87892de37b47c6f4e1d6a546b70b17f7257e048375:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^