Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 11bd19cd4768c9a61e4a1bbb21ff3f9743d7775765e432b0d3d8330efb63353e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^