Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4de298236b77be4491331a2219a0d3d7a06a806966464b8ee754aeac15ffb505:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^