Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 896be1778f98b4cefa013be3ccd015130493ef5acefc39b915bd070bad0b733e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^