Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02f439ffc9683c742f931ec993e1b8b23dff7215b2b16aae11ccbd02af633ca2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^