Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5906886271043defd4d36330a1396c53094d8ba158d3c951af72b1cedfe740a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^